Home / 5,534.40-8,298.72-3,449.28

Finding the Fourth Proportional to 5,534.40, 8,298.72 and 3,449.28

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Solution

The fourth proportional to 5,534.40, 8,298.72 and 3,449.28 is: 5,172.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,534.40 : 8,298.72 = 3,449.28 : x
  2. Step 2: Convert to fraction form
    5,534.40/8,298.72 = 3,449.28/x
  3. Step 3: Cross multiply
    5,534.40x = 8,298.72 × 3,449.28
  4. Step 4: Simplify right side
    5,534.40x = 28,624,608.92
  5. Step 5: Solve for x
    x = 28,624,608.92/5,534.40
  6. Step 6: Final answer
    x = 5,172.13

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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.