Home / 8,877.20-12,250.64-4,898.48

Finding the Fourth Proportional to 8,877.20, 12,250.64 and 4,898.48

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Solution

The fourth proportional to 8,877.20, 12,250.64 and 4,898.48 is: 6,759.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877.20 : 12,250.64 = 4,898.48 : x
  2. Step 2: Convert to fraction form
    8,877.20/12,250.64 = 4,898.48/x
  3. Step 3: Cross multiply
    8,877.20x = 12,250.64 × 4,898.48
  4. Step 4: Simplify right side
    8,877.20x = 60,009,466.02
  5. Step 5: Solve for x
    x = 60,009,466.02/8,877.20
  6. Step 6: Final answer
    x = 6,759.96

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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.