Home / 3,548.50-5,319.65-1,467.20

Finding the Fourth Proportional to 3,548.50, 5,319.65 and 1,467.20

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Solution

The fourth proportional to 3,548.50, 5,319.65 and 1,467.20 is: 2,199.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.50 : 5,319.65 = 1,467.20 : x
  2. Step 2: Convert to fraction form
    3,548.50/5,319.65 = 1,467.20/x
  3. Step 3: Cross multiply
    3,548.50x = 5,319.65 × 1,467.20
  4. Step 4: Simplify right side
    3,548.50x = 7,804,990.48
  5. Step 5: Solve for x
    x = 7,804,990.48/3,548.50
  6. Step 6: Final answer
    x = 2,199.52

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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.