Home / 8,833.66-12,190.20-5,056.70

Finding the Fourth Proportional to 8,833.66, 12,190.20 and 5,056.70

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Solution

The fourth proportional to 8,833.66, 12,190.20 and 5,056.70 is: 6,978.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,833.66 : 12,190.20 = 5,056.70 : x
  2. Step 2: Convert to fraction form
    8,833.66/12,190.20 = 5,056.70/x
  3. Step 3: Cross multiply
    8,833.66x = 12,190.20 × 5,056.70
  4. Step 4: Simplify right side
    8,833.66x = 61,642,184.34
  5. Step 5: Solve for x
    x = 61,642,184.34/8,833.66
  6. Step 6: Final answer
    x = 6,978.10

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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.