Home / 8,443.30-11,652.20-5,087.17

Finding the Fourth Proportional to 8,443.30, 11,652.20 and 5,087.17

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Solution

The fourth proportional to 8,443.30, 11,652.20 and 5,087.17 is: 7,020.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,443.30 : 11,652.20 = 5,087.17 : x
  2. Step 2: Convert to fraction form
    8,443.30/11,652.20 = 5,087.17/x
  3. Step 3: Cross multiply
    8,443.30x = 11,652.20 × 5,087.17
  4. Step 4: Simplify right side
    8,443.30x = 59,276,722.27
  5. Step 5: Solve for x
    x = 59,276,722.27/8,443.30
  6. Step 6: Final answer
    x = 7,020.56

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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.