Home / 8,884.30-12,259.02-5,107.62

Finding the Fourth Proportional to 8,884.30, 12,259.02 and 5,107.62

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Solution

The fourth proportional to 8,884.30, 12,259.02 and 5,107.62 is: 7,047.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,884.30 : 12,259.02 = 5,107.62 : x
  2. Step 2: Convert to fraction form
    8,884.30/12,259.02 = 5,107.62/x
  3. Step 3: Cross multiply
    8,884.30x = 12,259.02 × 5,107.62
  4. Step 4: Simplify right side
    8,884.30x = 62,614,415.73
  5. Step 5: Solve for x
    x = 62,614,415.73/8,884.30
  6. Step 6: Final answer
    x = 7,047.76

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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.