Home / 5,601.40-8,387.70-4,132.60

Finding the Fourth Proportional to 5,601.40, 8,387.70 and 4,132.60

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Solution

The fourth proportional to 5,601.40, 8,387.70 and 4,132.60 is: 6,188.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.40 : 8,387.70 = 4,132.60 : x
  2. Step 2: Convert to fraction form
    5,601.40/8,387.70 = 4,132.60/x
  3. Step 3: Cross multiply
    5,601.40x = 8,387.70 × 4,132.60
  4. Step 4: Simplify right side
    5,601.40x = 34,663,009.02
  5. Step 5: Solve for x
    x = 34,663,009.02/5,601.40
  6. Step 6: Final answer
    x = 6,188.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.