Home / 8,589.52-11,850.85-4,812.18

Finding the Fourth Proportional to 8,589.52, 11,850.85 and 4,812.18

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Solution

The fourth proportional to 8,589.52, 11,850.85 and 4,812.18 is: 6,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589.52 : 11,850.85 = 4,812.18 : x
  2. Step 2: Convert to fraction form
    8,589.52/11,850.85 = 4,812.18/x
  3. Step 3: Cross multiply
    8,589.52x = 11,850.85 × 4,812.18
  4. Step 4: Simplify right side
    8,589.52x = 57,028,423.35
  5. Step 5: Solve for x
    x = 57,028,423.35/8,589.52
  6. Step 6: Final answer
    x = 6,639.30

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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.