Home / 5,468.10-8,203.50-1,572.81

Finding the Fourth Proportional to 5,468.10, 8,203.50 and 1,572.81

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Solution

The fourth proportional to 5,468.10, 8,203.50 and 1,572.81 is: 2,359.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,468.10 : 8,203.50 = 1,572.81 : x
  2. Step 2: Convert to fraction form
    5,468.10/8,203.50 = 1,572.81/x
  3. Step 3: Cross multiply
    5,468.10x = 8,203.50 × 1,572.81
  4. Step 4: Simplify right side
    5,468.10x = 12,902,546.84
  5. Step 5: Solve for x
    x = 12,902,546.84/5,468.10
  6. Step 6: Final answer
    x = 2,359.60

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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.