Home / 3,488.31-5,232.59-1,116.87

Finding the Fourth Proportional to 3,488.31, 5,232.59 and 1,116.87

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Solution

The fourth proportional to 3,488.31, 5,232.59 and 1,116.87 is: 1,675.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.31 : 5,232.59 = 1,116.87 : x
  2. Step 2: Convert to fraction form
    3,488.31/5,232.59 = 1,116.87/x
  3. Step 3: Cross multiply
    3,488.31x = 5,232.59 × 1,116.87
  4. Step 4: Simplify right side
    3,488.31x = 5,844,122.79
  5. Step 5: Solve for x
    x = 5,844,122.79/3,488.31
  6. Step 6: Final answer
    x = 1,675.35

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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.