Home / 2,681.09-4,023.15-1,037.75

Finding the Fourth Proportional to 2,681.09, 4,023.15 and 1,037.75

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Solution

The fourth proportional to 2,681.09, 4,023.15 and 1,037.75 is: 1,557.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.09 : 4,023.15 = 1,037.75 : x
  2. Step 2: Convert to fraction form
    2,681.09/4,023.15 = 1,037.75/x
  3. Step 3: Cross multiply
    2,681.09x = 4,023.15 × 1,037.75
  4. Step 4: Simplify right side
    2,681.09x = 4,175,023.91
  5. Step 5: Solve for x
    x = 4,175,023.91/2,681.09
  6. Step 6: Final answer
    x = 1,557.21

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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.