Home / 5,317.92-7,973.28-2,197.08

Finding the Fourth Proportional to 5,317.92, 7,973.28 and 2,197.08

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Solution

The fourth proportional to 5,317.92, 7,973.28 and 2,197.08 is: 3,294.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.92 : 7,973.28 = 2,197.08 : x
  2. Step 2: Convert to fraction form
    5,317.92/7,973.28 = 2,197.08/x
  3. Step 3: Cross multiply
    5,317.92x = 7,973.28 × 2,197.08
  4. Step 4: Simplify right side
    5,317.92x = 17,517,934.02
  5. Step 5: Solve for x
    x = 17,517,934.02/5,317.92
  6. Step 6: Final answer
    x = 3,294.13

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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.