Home / 8,752.28-12,077.57-4,773.15

Finding the Fourth Proportional to 8,752.28, 12,077.57 and 4,773.15

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Solution

The fourth proportional to 8,752.28, 12,077.57 and 4,773.15 is: 6,586.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752.28 : 12,077.57 = 4,773.15 : x
  2. Step 2: Convert to fraction form
    8,752.28/12,077.57 = 4,773.15/x
  3. Step 3: Cross multiply
    8,752.28x = 12,077.57 × 4,773.15
  4. Step 4: Simplify right side
    8,752.28x = 57,648,065.18
  5. Step 5: Solve for x
    x = 57,648,065.18/8,752.28
  6. Step 6: Final answer
    x = 6,586.64

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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.