Home / 9,287.22-12,818.24-6,304.02

Finding the Fourth Proportional to 9,287.22, 12,818.24 and 6,304.02

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Solution

The fourth proportional to 9,287.22, 12,818.24 and 6,304.02 is: 8,700.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287.22 : 12,818.24 = 6,304.02 : x
  2. Step 2: Convert to fraction form
    9,287.22/12,818.24 = 6,304.02/x
  3. Step 3: Cross multiply
    9,287.22x = 12,818.24 × 6,304.02
  4. Step 4: Simplify right side
    9,287.22x = 80,806,441.32
  5. Step 5: Solve for x
    x = 80,806,441.32/9,287.22
  6. Step 6: Final answer
    x = 8,700.82

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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.