Home / 8,325.90-11,489.60-4,548.98

Finding the Fourth Proportional to 8,325.90, 11,489.60 and 4,548.98

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Solution

The fourth proportional to 8,325.90, 11,489.60 and 4,548.98 is: 6,277.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,325.90 : 11,489.60 = 4,548.98 : x
  2. Step 2: Convert to fraction form
    8,325.90/11,489.60 = 4,548.98/x
  3. Step 3: Cross multiply
    8,325.90x = 11,489.60 × 4,548.98
  4. Step 4: Simplify right side
    8,325.90x = 52,265,957.62
  5. Step 5: Solve for x
    x = 52,265,957.62/8,325.90
  6. Step 6: Final answer
    x = 6,277.52

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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.