Home / 2,551.68-3,516.72-1,851.84

Finding the Fourth Proportional to 2,551.68, 3,516.72 and 1,851.84

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Solution

The fourth proportional to 2,551.68, 3,516.72 and 1,851.84 is: 2,552.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.68 : 3,516.72 = 1,851.84 : x
  2. Step 2: Convert to fraction form
    2,551.68/3,516.72 = 1,851.84/x
  3. Step 3: Cross multiply
    2,551.68x = 3,516.72 × 1,851.84
  4. Step 4: Simplify right side
    2,551.68x = 6,512,402.76
  5. Step 5: Solve for x
    x = 6,512,402.76/2,551.68
  6. Step 6: Final answer
    x = 2,552.20

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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.