Home / 9,246.18-12,761.25-7,271.76

Finding the Fourth Proportional to 9,246.18, 12,761.25 and 7,271.76

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Solution

The fourth proportional to 9,246.18, 12,761.25 and 7,271.76 is: 10,036.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,246.18 : 12,761.25 = 7,271.76 : x
  2. Step 2: Convert to fraction form
    9,246.18/12,761.25 = 7,271.76/x
  3. Step 3: Cross multiply
    9,246.18x = 12,761.25 × 7,271.76
  4. Step 4: Simplify right side
    9,246.18x = 92,796,747.30
  5. Step 5: Solve for x
    x = 92,796,747.30/9,246.18
  6. Step 6: Final answer
    x = 10,036.23

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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.