Home / 10,397.18-15,590.66-5,954.15

Finding the Fourth Proportional to 10,397.18, 15,590.66 and 5,954.15

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Solution

The fourth proportional to 10,397.18, 15,590.66 and 5,954.15 is: 8,928.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,397.18 : 15,590.66 = 5,954.15 : x
  2. Step 2: Convert to fraction form
    10,397.18/15,590.66 = 5,954.15/x
  3. Step 3: Cross multiply
    10,397.18x = 15,590.66 × 5,954.15
  4. Step 4: Simplify right side
    10,397.18x = 92,829,020.51
  5. Step 5: Solve for x
    x = 92,829,020.51/10,397.18
  6. Step 6: Final answer
    x = 8,928.29

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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.