Home / 5,360.30-8,042.52-2,239.49

Finding the Fourth Proportional to 5,360.30, 8,042.52 and 2,239.49

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Solution

The fourth proportional to 5,360.30, 8,042.52 and 2,239.49 is: 3,360.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.30 : 8,042.52 = 2,239.49 : x
  2. Step 2: Convert to fraction form
    5,360.30/8,042.52 = 2,239.49/x
  3. Step 3: Cross multiply
    5,360.30x = 8,042.52 × 2,239.49
  4. Step 4: Simplify right side
    5,360.30x = 18,011,102.90
  5. Step 5: Solve for x
    x = 18,011,102.90/5,360.30
  6. Step 6: Final answer
    x = 3,360.10

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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.