Home / 5,487.24-8,230.38-1,591.08

Finding the Fourth Proportional to 5,487.24, 8,230.38 and 1,591.08

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Solution

The fourth proportional to 5,487.24, 8,230.38 and 1,591.08 is: 2,386.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487.24 : 8,230.38 = 1,591.08 : x
  2. Step 2: Convert to fraction form
    5,487.24/8,230.38 = 1,591.08/x
  3. Step 3: Cross multiply
    5,487.24x = 8,230.38 × 1,591.08
  4. Step 4: Simplify right side
    5,487.24x = 13,095,193.01
  5. Step 5: Solve for x
    x = 13,095,193.01/5,487.24
  6. Step 6: Final answer
    x = 2,386.48

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