Home / 9,298.29-12,833.16-7,176.90

Finding the Fourth Proportional to 9,298.29, 12,833.16 and 7,176.90

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Solution

The fourth proportional to 9,298.29, 12,833.16 and 7,176.90 is: 9,905.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,298.29 : 12,833.16 = 7,176.90 : x
  2. Step 2: Convert to fraction form
    9,298.29/12,833.16 = 7,176.90/x
  3. Step 3: Cross multiply
    9,298.29x = 12,833.16 × 7,176.90
  4. Step 4: Simplify right side
    9,298.29x = 92,102,306.00
  5. Step 5: Solve for x
    x = 92,102,306.00/9,298.29
  6. Step 6: Final answer
    x = 9,905.30

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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.