Home / 5,342.40-8,013.60-4,832.10

Finding the Fourth Proportional to 5,342.40, 8,013.60 and 4,832.10

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Solution

The fourth proportional to 5,342.40, 8,013.60 and 4,832.10 is: 7,248.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.40 : 8,013.60 = 4,832.10 : x
  2. Step 2: Convert to fraction form
    5,342.40/8,013.60 = 4,832.10/x
  3. Step 3: Cross multiply
    5,342.40x = 8,013.60 × 4,832.10
  4. Step 4: Simplify right side
    5,342.40x = 38,722,516.56
  5. Step 5: Solve for x
    x = 38,722,516.56/5,342.40
  6. Step 6: Final answer
    x = 7,248.15

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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.