Home / 8,085.13-11,158.12-4,548.60

Finding the Fourth Proportional to 8,085.13, 11,158.12 and 4,548.60

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Solution

The fourth proportional to 8,085.13, 11,158.12 and 4,548.60 is: 6,277.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085.13 : 11,158.12 = 4,548.60 : x
  2. Step 2: Convert to fraction form
    8,085.13/11,158.12 = 4,548.60/x
  3. Step 3: Cross multiply
    8,085.13x = 11,158.12 × 4,548.60
  4. Step 4: Simplify right side
    8,085.13x = 50,753,801.89
  5. Step 5: Solve for x
    x = 50,753,801.89/8,085.13
  6. Step 6: Final answer
    x = 6,277.43

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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.