Home / 10,397.76-14,346.72-6,207.36

Finding the Fourth Proportional to 10,397.76, 14,346.72 and 6,207.36

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Solution

The fourth proportional to 10,397.76, 14,346.72 and 6,207.36 is: 8,564.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,397.76 : 14,346.72 = 6,207.36 : x
  2. Step 2: Convert to fraction form
    10,397.76/14,346.72 = 6,207.36/x
  3. Step 3: Cross multiply
    10,397.76x = 14,346.72 × 6,207.36
  4. Step 4: Simplify right side
    10,397.76x = 89,055,255.86
  5. Step 5: Solve for x
    x = 89,055,255.86/10,397.76
  6. Step 6: Final answer
    x = 8,564.85

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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.