Home / 4,335.76-5,981.80-2,656.56

Finding the Fourth Proportional to 4,335.76, 5,981.80 and 2,656.56

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Solution

The fourth proportional to 4,335.76, 5,981.80 and 2,656.56 is: 3,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,335.76 : 5,981.80 = 2,656.56 : x
  2. Step 2: Convert to fraction form
    4,335.76/5,981.80 = 2,656.56/x
  3. Step 3: Cross multiply
    4,335.76x = 5,981.80 × 2,656.56
  4. Step 4: Simplify right side
    4,335.76x = 15,891,010.61
  5. Step 5: Solve for x
    x = 15,891,010.61/4,335.76
  6. Step 6: Final answer
    x = 3,665.10

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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.