Home / 2,332.87-3,219.33-1,284.91

Finding the Fourth Proportional to 2,332.87, 3,219.33 and 1,284.91

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Solution

The fourth proportional to 2,332.87, 3,219.33 and 1,284.91 is: 1,773.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,332.87 : 3,219.33 = 1,284.91 : x
  2. Step 2: Convert to fraction form
    2,332.87/3,219.33 = 1,284.91/x
  3. Step 3: Cross multiply
    2,332.87x = 3,219.33 × 1,284.91
  4. Step 4: Simplify right side
    2,332.87x = 4,136,549.31
  5. Step 5: Solve for x
    x = 4,136,549.31/2,332.87
  6. Step 6: Final answer
    x = 1,773.16

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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.