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Finding the Fourth Proportional to 10,010.01, 15,017.13 and 3,434.43

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Solution

The fourth proportional to 10,010.01, 15,017.13 and 3,434.43 is: 5,152.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010.01 : 15,017.13 = 3,434.43 : x
  2. Step 2: Convert to fraction form
    10,010.01/15,017.13 = 3,434.43/x
  3. Step 3: Cross multiply
    10,010.01x = 15,017.13 × 3,434.43
  4. Step 4: Simplify right side
    10,010.01x = 51,575,281.79
  5. Step 5: Solve for x
    x = 51,575,281.79/10,010.01
  6. Step 6: Final answer
    x = 5,152.37

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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.