Home / 2,265.04-3,123.22-1,424.71

Finding the Fourth Proportional to 2,265.04, 3,123.22 and 1,424.71

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Solution

The fourth proportional to 2,265.04, 3,123.22 and 1,424.71 is: 1,964.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265.04 : 3,123.22 = 1,424.71 : x
  2. Step 2: Convert to fraction form
    2,265.04/3,123.22 = 1,424.71/x
  3. Step 3: Cross multiply
    2,265.04x = 3,123.22 × 1,424.71
  4. Step 4: Simplify right side
    2,265.04x = 4,449,675.64
  5. Step 5: Solve for x
    x = 4,449,675.64/2,265.04
  6. Step 6: Final answer
    x = 1,964.51

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1.5x scale

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.