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Finding the Fourth Proportional to 1,717.56, 2,576.36 and 607.01

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Solution

The fourth proportional to 1,717.56, 2,576.36 and 607.01 is: 910.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.56 : 2,576.36 = 607.01 : x
  2. Step 2: Convert to fraction form
    1,717.56/2,576.36 = 607.01/x
  3. Step 3: Cross multiply
    1,717.56x = 2,576.36 × 607.01
  4. Step 4: Simplify right side
    1,717.56x = 1,563,860.37
  5. Step 5: Solve for x
    x = 1,563,860.37/1,717.56
  6. Step 6: Final answer
    x = 910.51

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.