Home / 3,360.34-5,040.51-1,020.34

Finding the Fourth Proportional to 3,360.34, 5,040.51 and 1,020.34

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Solution

The fourth proportional to 3,360.34, 5,040.51 and 1,020.34 is: 1,530.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.34 : 5,040.51 = 1,020.34 : x
  2. Step 2: Convert to fraction form
    3,360.34/5,040.51 = 1,020.34/x
  3. Step 3: Cross multiply
    3,360.34x = 5,040.51 × 1,020.34
  4. Step 4: Simplify right side
    3,360.34x = 5,143,033.97
  5. Step 5: Solve for x
    x = 5,143,033.97/3,360.34
  6. Step 6: Final answer
    x = 1,530.51

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.