Home / 10,006.29-15,003.63-3,430.71

Finding the Fourth Proportional to 10,006.29, 15,003.63 and 3,430.71

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Solution

The fourth proportional to 10,006.29, 15,003.63 and 3,430.71 is: 5,144.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,006.29 : 15,003.63 = 3,430.71 : x
  2. Step 2: Convert to fraction form
    10,006.29/15,003.63 = 3,430.71/x
  3. Step 3: Cross multiply
    10,006.29x = 15,003.63 × 3,430.71
  4. Step 4: Simplify right side
    10,006.29x = 51,473,103.48
  5. Step 5: Solve for x
    x = 51,473,103.48/10,006.29
  6. Step 6: Final answer
    x = 5,144.07

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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.