Home / 8,753.16-12,079.61-4,774.35

Finding the Fourth Proportional to 8,753.16, 12,079.61 and 4,774.35

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Solution

The fourth proportional to 8,753.16, 12,079.61 and 4,774.35 is: 6,588.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.16 : 12,079.61 = 4,774.35 : x
  2. Step 2: Convert to fraction form
    8,753.16/12,079.61 = 4,774.35/x
  3. Step 3: Cross multiply
    8,753.16x = 12,079.61 × 4,774.35
  4. Step 4: Simplify right side
    8,753.16x = 57,672,286.00
  5. Step 5: Solve for x
    x = 57,672,286.00/8,753.16
  6. Step 6: Final answer
    x = 6,588.74

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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.