Home / 8,306.06-11,451.35-6,710.92

Finding the Fourth Proportional to 8,306.06, 11,451.35 and 6,710.92

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Solution

The fourth proportional to 8,306.06, 11,451.35 and 6,710.92 is: 9,252.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306.06 : 11,451.35 = 6,710.92 : x
  2. Step 2: Convert to fraction form
    8,306.06/11,451.35 = 6,710.92/x
  3. Step 3: Cross multiply
    8,306.06x = 11,451.35 × 6,710.92
  4. Step 4: Simplify right side
    8,306.06x = 76,849,081.89
  5. Step 5: Solve for x
    x = 76,849,081.89/8,306.06
  6. Step 6: Final answer
    x = 9,252.18

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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.