Home / 2,352.29-3,245.90-1,407.87

Finding the Fourth Proportional to 2,352.29, 3,245.90 and 1,407.87

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Solution

The fourth proportional to 2,352.29, 3,245.90 and 1,407.87 is: 1,942.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.29 : 3,245.90 = 1,407.87 : x
  2. Step 2: Convert to fraction form
    2,352.29/3,245.90 = 1,407.87/x
  3. Step 3: Cross multiply
    2,352.29x = 3,245.90 × 1,407.87
  4. Step 4: Simplify right side
    2,352.29x = 4,569,798.19
  5. Step 5: Solve for x
    x = 4,569,798.19/2,352.29
  6. Step 6: Final answer
    x = 1,942.71

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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.