Home / 6,118.18-8,442.56-3,600.40

Finding the Fourth Proportional to 6,118.18, 8,442.56 and 3,600.40

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Solution

The fourth proportional to 6,118.18, 8,442.56 and 3,600.40 is: 4,968.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.18 : 8,442.56 = 3,600.40 : x
  2. Step 2: Convert to fraction form
    6,118.18/8,442.56 = 3,600.40/x
  3. Step 3: Cross multiply
    6,118.18x = 8,442.56 × 3,600.40
  4. Step 4: Simplify right side
    6,118.18x = 30,396,593.02
  5. Step 5: Solve for x
    x = 30,396,593.02/6,118.18
  6. Step 6: Final answer
    x = 4,968.24

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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.