Home / 10,778.22-14,875.60-6,301.88

Finding the Fourth Proportional to 10,778.22, 14,875.60 and 6,301.88

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Solution

The fourth proportional to 10,778.22, 14,875.60 and 6,301.88 is: 8,697.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778.22 : 14,875.60 = 6,301.88 : x
  2. Step 2: Convert to fraction form
    10,778.22/14,875.60 = 6,301.88/x
  3. Step 3: Cross multiply
    10,778.22x = 14,875.60 × 6,301.88
  4. Step 4: Simplify right side
    10,778.22x = 93,744,246.13
  5. Step 5: Solve for x
    x = 93,744,246.13/10,778.22
  6. Step 6: Final answer
    x = 8,697.56

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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.