Home / 8,880.76-12,254.57-4,901.61

Finding the Fourth Proportional to 8,880.76, 12,254.57 and 4,901.61

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Solution

The fourth proportional to 8,880.76, 12,254.57 and 4,901.61 is: 6,763.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880.76 : 12,254.57 = 4,901.61 : x
  2. Step 2: Convert to fraction form
    8,880.76/12,254.57 = 4,901.61/x
  3. Step 3: Cross multiply
    8,880.76x = 12,254.57 × 4,901.61
  4. Step 4: Simplify right side
    8,880.76x = 60,067,153.49
  5. Step 5: Solve for x
    x = 60,067,153.49/8,880.76
  6. Step 6: Final answer
    x = 6,763.74

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Half scale
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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.