Home / 8,529.06-12,710.97-8,086.20

Finding the Fourth Proportional to 8,529.06, 12,710.97 and 8,086.20

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Solution

The fourth proportional to 8,529.06, 12,710.97 and 8,086.20 is: 12,050.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529.06 : 12,710.97 = 8,086.20 : x
  2. Step 2: Convert to fraction form
    8,529.06/12,710.97 = 8,086.20/x
  3. Step 3: Cross multiply
    8,529.06x = 12,710.97 × 8,086.20
  4. Step 4: Simplify right side
    8,529.06x = 102,783,445.61
  5. Step 5: Solve for x
    x = 102,783,445.61/8,529.06
  6. Step 6: Final answer
    x = 12,050.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.