Home / 7,358.31-10,154.66-4,001.35

Finding the Fourth Proportional to 7,358.31, 10,154.66 and 4,001.35

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Solution

The fourth proportional to 7,358.31, 10,154.66 and 4,001.35 is: 5,521.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.31 : 10,154.66 = 4,001.35 : x
  2. Step 2: Convert to fraction form
    7,358.31/10,154.66 = 4,001.35/x
  3. Step 3: Cross multiply
    7,358.31x = 10,154.66 × 4,001.35
  4. Step 4: Simplify right side
    7,358.31x = 40,632,348.79
  5. Step 5: Solve for x
    x = 40,632,348.79/7,358.31
  6. Step 6: Final answer
    x = 5,521.97

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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.