Home / 10,138.17-15,207.27-4,590.48

Finding the Fourth Proportional to 10,138.17, 15,207.27 and 4,590.48

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Solution

The fourth proportional to 10,138.17, 15,207.27 and 4,590.48 is: 6,885.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,138.17 : 15,207.27 = 4,590.48 : x
  2. Step 2: Convert to fraction form
    10,138.17/15,207.27 = 4,590.48/x
  3. Step 3: Cross multiply
    10,138.17x = 15,207.27 × 4,590.48
  4. Step 4: Simplify right side
    10,138.17x = 69,808,668.79
  5. Step 5: Solve for x
    x = 69,808,668.79/10,138.17
  6. Step 6: Final answer
    x = 6,885.73

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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.