Home / 8,325.60-11,484.18-5,493.12

Finding the Fourth Proportional to 8,325.60, 11,484.18 and 5,493.12

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Solution

The fourth proportional to 8,325.60, 11,484.18 and 5,493.12 is: 7,577.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,325.60 : 11,484.18 = 5,493.12 : x
  2. Step 2: Convert to fraction form
    8,325.60/11,484.18 = 5,493.12/x
  3. Step 3: Cross multiply
    8,325.60x = 11,484.18 × 5,493.12
  4. Step 4: Simplify right side
    8,325.60x = 63,083,978.84
  5. Step 5: Solve for x
    x = 63,083,978.84/8,325.60
  6. Step 6: Final answer
    x = 7,577.11

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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.