Home / 8,263.36-12,384.10-6,061.78

Finding the Fourth Proportional to 8,263.36, 12,384.10 and 6,061.78

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Solution

The fourth proportional to 8,263.36, 12,384.10 and 6,061.78 is: 9,084.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.36 : 12,384.10 = 6,061.78 : x
  2. Step 2: Convert to fraction form
    8,263.36/12,384.10 = 6,061.78/x
  3. Step 3: Cross multiply
    8,263.36x = 12,384.10 × 6,061.78
  4. Step 4: Simplify right side
    8,263.36x = 75,069,689.70
  5. Step 5: Solve for x
    x = 75,069,689.70/8,263.36
  6. Step 6: Final answer
    x = 9,084.64

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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.