Home / 5,987.60-8,268.11-3,753.32

Finding the Fourth Proportional to 5,987.60, 8,268.11 and 3,753.32

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Solution

The fourth proportional to 5,987.60, 8,268.11 and 3,753.32 is: 5,182.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987.60 : 8,268.11 = 3,753.32 : x
  2. Step 2: Convert to fraction form
    5,987.60/8,268.11 = 3,753.32/x
  3. Step 3: Cross multiply
    5,987.60x = 8,268.11 × 3,753.32
  4. Step 4: Simplify right side
    5,987.60x = 31,032,862.63
  5. Step 5: Solve for x
    x = 31,032,862.63/5,987.60
  6. Step 6: Final answer
    x = 5,182.86

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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.