Home / 8,255.07-12,384.66-2,411.70

Finding the Fourth Proportional to 8,255.07, 12,384.66 and 2,411.70

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Solution

The fourth proportional to 8,255.07, 12,384.66 and 2,411.70 is: 3,618.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,255.07 : 12,384.66 = 2,411.70 : x
  2. Step 2: Convert to fraction form
    8,255.07/12,384.66 = 2,411.70/x
  3. Step 3: Cross multiply
    8,255.07x = 12,384.66 × 2,411.70
  4. Step 4: Simplify right side
    8,255.07x = 29,868,084.52
  5. Step 5: Solve for x
    x = 29,868,084.52/8,255.07
  6. Step 6: Final answer
    x = 3,618.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.