Home / 3,456.48-5,184.72-1,148.16

Finding the Fourth Proportional to 3,456.48, 5,184.72 and 1,148.16

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Solution

The fourth proportional to 3,456.48, 5,184.72 and 1,148.16 is: 1,722.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.48 : 5,184.72 = 1,148.16 : x
  2. Step 2: Convert to fraction form
    3,456.48/5,184.72 = 1,148.16/x
  3. Step 3: Cross multiply
    3,456.48x = 5,184.72 × 1,148.16
  4. Step 4: Simplify right side
    3,456.48x = 5,952,888.12
  5. Step 5: Solve for x
    x = 5,952,888.12/3,456.48
  6. Step 6: Final answer
    x = 1,722.24

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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.