Home / 2,365.79-3,264.84-1,317.92

Finding the Fourth Proportional to 2,365.79, 3,264.84 and 1,317.92

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Solution

The fourth proportional to 2,365.79, 3,264.84 and 1,317.92 is: 1,818.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365.79 : 3,264.84 = 1,317.92 : x
  2. Step 2: Convert to fraction form
    2,365.79/3,264.84 = 1,317.92/x
  3. Step 3: Cross multiply
    2,365.79x = 3,264.84 × 1,317.92
  4. Step 4: Simplify right side
    2,365.79x = 4,302,781.61
  5. Step 5: Solve for x
    x = 4,302,781.61/2,365.79
  6. Step 6: Final answer
    x = 1,818.75

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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.