Home / 2,925.14-4,389.19-1,281.69

Finding the Fourth Proportional to 2,925.14, 4,389.19 and 1,281.69

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Solution

The fourth proportional to 2,925.14, 4,389.19 and 1,281.69 is: 1,923.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.14 : 4,389.19 = 1,281.69 : x
  2. Step 2: Convert to fraction form
    2,925.14/4,389.19 = 1,281.69/x
  3. Step 3: Cross multiply
    2,925.14x = 4,389.19 × 1,281.69
  4. Step 4: Simplify right side
    2,925.14x = 5,625,577.73
  5. Step 5: Solve for x
    x = 5,625,577.73/2,925.14
  6. Step 6: Final answer
    x = 1,923.19

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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.