Home / 4,166.40-5,750-3,116.64

Finding the Fourth Proportional to 4,166.40, 5,750 and 3,116.64

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Solution

The fourth proportional to 4,166.40, 5,750 and 3,116.64 is: 4,301.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,166.40 : 5,750 = 3,116.64 : x
  2. Step 2: Convert to fraction form
    4,166.40/5,750 = 3,116.64/x
  3. Step 3: Cross multiply
    4,166.40x = 5,750 × 3,116.64
  4. Step 4: Simplify right side
    4,166.40x = 17,920,680
  5. Step 5: Solve for x
    x = 17,920,680/4,166.40
  6. Step 6: Final answer
    x = 4,301.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.