Home / 2,276.24-3,141.18-1,281.52

Finding the Fourth Proportional to 2,276.24, 3,141.18 and 1,281.52

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Solution

The fourth proportional to 2,276.24, 3,141.18 and 1,281.52 is: 1,768.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.24 : 3,141.18 = 1,281.52 : x
  2. Step 2: Convert to fraction form
    2,276.24/3,141.18 = 1,281.52/x
  3. Step 3: Cross multiply
    2,276.24x = 3,141.18 × 1,281.52
  4. Step 4: Simplify right side
    2,276.24x = 4,025,484.99
  5. Step 5: Solve for x
    x = 4,025,484.99/2,276.24
  6. Step 6: Final answer
    x = 1,768.48

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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.