Home / 3,848.64-5,774.40-2,882.88

Finding the Fourth Proportional to 3,848.64, 5,774.40 and 2,882.88

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Solution

The fourth proportional to 3,848.64, 5,774.40 and 2,882.88 is: 4,325.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.64 : 5,774.40 = 2,882.88 : x
  2. Step 2: Convert to fraction form
    3,848.64/5,774.40 = 2,882.88/x
  3. Step 3: Cross multiply
    3,848.64x = 5,774.40 × 2,882.88
  4. Step 4: Simplify right side
    3,848.64x = 16,646,902.27
  5. Step 5: Solve for x
    x = 16,646,902.27/3,848.64
  6. Step 6: Final answer
    x = 4,325.40

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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.