Home / 2,397.95-3,309.09-1,349.81

Finding the Fourth Proportional to 2,397.95, 3,309.09 and 1,349.81

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Solution

The fourth proportional to 2,397.95, 3,309.09 and 1,349.81 is: 1,862.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.95 : 3,309.09 = 1,349.81 : x
  2. Step 2: Convert to fraction form
    2,397.95/3,309.09 = 1,349.81/x
  3. Step 3: Cross multiply
    2,397.95x = 3,309.09 × 1,349.81
  4. Step 4: Simplify right side
    2,397.95x = 4,466,642.77
  5. Step 5: Solve for x
    x = 4,466,642.77/2,397.95
  6. Step 6: Final answer
    x = 1,862.69

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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.