Home / 9,229.60-12,733.23-5,686.66

Finding the Fourth Proportional to 9,229.60, 12,733.23 and 5,686.66

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Solution

The fourth proportional to 9,229.60, 12,733.23 and 5,686.66 is: 7,845.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,229.60 : 12,733.23 = 5,686.66 : x
  2. Step 2: Convert to fraction form
    9,229.60/12,733.23 = 5,686.66/x
  3. Step 3: Cross multiply
    9,229.60x = 12,733.23 × 5,686.66
  4. Step 4: Simplify right side
    9,229.60x = 72,409,549.71
  5. Step 5: Solve for x
    x = 72,409,549.71/9,229.60
  6. Step 6: Final answer
    x = 7,845.36

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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.