Home / 2,426.86-3,349.17-1,379.02

Finding the Fourth Proportional to 2,426.86, 3,349.17 and 1,379.02

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Solution

The fourth proportional to 2,426.86, 3,349.17 and 1,379.02 is: 1,903.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.86 : 3,349.17 = 1,379.02 : x
  2. Step 2: Convert to fraction form
    2,426.86/3,349.17 = 1,379.02/x
  3. Step 3: Cross multiply
    2,426.86x = 3,349.17 × 1,379.02
  4. Step 4: Simplify right side
    2,426.86x = 4,618,572.41
  5. Step 5: Solve for x
    x = 4,618,572.41/2,426.86
  6. Step 6: Final answer
    x = 1,903.11

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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.