Home / 10,207.98-14,088.24-5,731.74

Finding the Fourth Proportional to 10,207.98, 14,088.24 and 5,731.74

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Solution

The fourth proportional to 10,207.98, 14,088.24 and 5,731.74 is: 7,910.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207.98 : 14,088.24 = 5,731.74 : x
  2. Step 2: Convert to fraction form
    10,207.98/14,088.24 = 5,731.74/x
  3. Step 3: Cross multiply
    10,207.98x = 14,088.24 × 5,731.74
  4. Step 4: Simplify right side
    10,207.98x = 80,750,128.74
  5. Step 5: Solve for x
    x = 80,750,128.74/10,207.98
  6. Step 6: Final answer
    x = 7,910.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.