Home / 5,611.48-8,418.13-4,569.01

Finding the Fourth Proportional to 5,611.48, 8,418.13 and 4,569.01

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Solution

The fourth proportional to 5,611.48, 8,418.13 and 4,569.01 is: 6,854.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611.48 : 8,418.13 = 4,569.01 : x
  2. Step 2: Convert to fraction form
    5,611.48/8,418.13 = 4,569.01/x
  3. Step 3: Cross multiply
    5,611.48x = 8,418.13 × 4,569.01
  4. Step 4: Simplify right side
    5,611.48x = 38,462,487.68
  5. Step 5: Solve for x
    x = 38,462,487.68/5,611.48
  6. Step 6: Final answer
    x = 6,854.25

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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.