Home / 2,775.38-4,151.64-2,532.08

Finding the Fourth Proportional to 2,775.38, 4,151.64 and 2,532.08

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Solution

The fourth proportional to 2,775.38, 4,151.64 and 2,532.08 is: 3,787.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775.38 : 4,151.64 = 2,532.08 : x
  2. Step 2: Convert to fraction form
    2,775.38/4,151.64 = 2,532.08/x
  3. Step 3: Cross multiply
    2,775.38x = 4,151.64 × 2,532.08
  4. Step 4: Simplify right side
    2,775.38x = 10,512,284.61
  5. Step 5: Solve for x
    x = 10,512,284.61/2,775.38
  6. Step 6: Final answer
    x = 3,787.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.