Home / 3,951.64-5,454.48-2,554.12

Finding the Fourth Proportional to 3,951.64, 5,454.48 and 2,554.12

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Solution

The fourth proportional to 3,951.64, 5,454.48 and 2,554.12 is: 3,525.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.64 : 5,454.48 = 2,554.12 : x
  2. Step 2: Convert to fraction form
    3,951.64/5,454.48 = 2,554.12/x
  3. Step 3: Cross multiply
    3,951.64x = 5,454.48 × 2,554.12
  4. Step 4: Simplify right side
    3,951.64x = 13,931,396.46
  5. Step 5: Solve for x
    x = 13,931,396.46/3,951.64
  6. Step 6: Final answer
    x = 3,525.47

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1.5x scale

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.