Home / 2,281.77-3,149.15-1,693.98

Finding the Fourth Proportional to 2,281.77, 3,149.15 and 1,693.98

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Solution

The fourth proportional to 2,281.77, 3,149.15 and 1,693.98 is: 2,337.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281.77 : 3,149.15 = 1,693.98 : x
  2. Step 2: Convert to fraction form
    2,281.77/3,149.15 = 1,693.98/x
  3. Step 3: Cross multiply
    2,281.77x = 3,149.15 × 1,693.98
  4. Step 4: Simplify right side
    2,281.77x = 5,334,588.65
  5. Step 5: Solve for x
    x = 5,334,588.65/2,281.77
  6. Step 6: Final answer
    x = 2,337.92

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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.