Home / 8,884.08-12,260.10-4,905.30

Finding the Fourth Proportional to 8,884.08, 12,260.10 and 4,905.30

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Solution

The fourth proportional to 8,884.08, 12,260.10 and 4,905.30 is: 6,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,884.08 : 12,260.10 = 4,905.30 : x
  2. Step 2: Convert to fraction form
    8,884.08/12,260.10 = 4,905.30/x
  3. Step 3: Cross multiply
    8,884.08x = 12,260.10 × 4,905.30
  4. Step 4: Simplify right side
    8,884.08x = 60,139,468.53
  5. Step 5: Solve for x
    x = 60,139,468.53/8,884.08
  6. Step 6: Final answer
    x = 6,769.35

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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.