Home / 2,949.16-4,425.90-2,378.92

Finding the Fourth Proportional to 2,949.16, 4,425.90 and 2,378.92

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Solution

The fourth proportional to 2,949.16, 4,425.90 and 2,378.92 is: 3,570.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.16 : 4,425.90 = 2,378.92 : x
  2. Step 2: Convert to fraction form
    2,949.16/4,425.90 = 2,378.92/x
  3. Step 3: Cross multiply
    2,949.16x = 4,425.90 × 2,378.92
  4. Step 4: Simplify right side
    2,949.16x = 10,528,862.03
  5. Step 5: Solve for x
    x = 10,528,862.03/2,949.16
  6. Step 6: Final answer
    x = 3,570.12

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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.