Home / 5,363.10-8,041.05-2,439.90

Finding the Fourth Proportional to 5,363.10, 8,041.05 and 2,439.90

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Solution

The fourth proportional to 5,363.10, 8,041.05 and 2,439.90 is: 3,658.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.10 : 8,041.05 = 2,439.90 : x
  2. Step 2: Convert to fraction form
    5,363.10/8,041.05 = 2,439.90/x
  3. Step 3: Cross multiply
    5,363.10x = 8,041.05 × 2,439.90
  4. Step 4: Simplify right side
    5,363.10x = 19,619,357.90
  5. Step 5: Solve for x
    x = 19,619,357.90/5,363.10
  6. Step 6: Final answer
    x = 3,658.21

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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.