Home / 6,540.60-9,025.14-3,887.52

Finding the Fourth Proportional to 6,540.60, 9,025.14 and 3,887.52

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Solution

The fourth proportional to 6,540.60, 9,025.14 and 3,887.52 is: 5,364.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540.60 : 9,025.14 = 3,887.52 : x
  2. Step 2: Convert to fraction form
    6,540.60/9,025.14 = 3,887.52/x
  3. Step 3: Cross multiply
    6,540.60x = 9,025.14 × 3,887.52
  4. Step 4: Simplify right side
    6,540.60x = 35,085,412.25
  5. Step 5: Solve for x
    x = 35,085,412.25/6,540.60
  6. Step 6: Final answer
    x = 5,364.25

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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.