Home / 1,905.53-2,858.31-607.01

Finding the Fourth Proportional to 1,905.53, 2,858.31 and 607.01

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Solution

The fourth proportional to 1,905.53, 2,858.31 and 607.01 is: 910.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905.53 : 2,858.31 = 607.01 : x
  2. Step 2: Convert to fraction form
    1,905.53/2,858.31 = 607.01/x
  3. Step 3: Cross multiply
    1,905.53x = 2,858.31 × 607.01
  4. Step 4: Simplify right side
    1,905.53x = 1,735,008.46
  5. Step 5: Solve for x
    x = 1,735,008.46/1,905.53
  6. Step 6: Final answer
    x = 910.51

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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.