Home / 3,863.06-5,325.72-2,586.44

Finding the Fourth Proportional to 3,863.06, 5,325.72 and 2,586.44

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Solution

The fourth proportional to 3,863.06, 5,325.72 and 2,586.44 is: 3,565.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.06 : 5,325.72 = 2,586.44 : x
  2. Step 2: Convert to fraction form
    3,863.06/5,325.72 = 2,586.44/x
  3. Step 3: Cross multiply
    3,863.06x = 5,325.72 × 2,586.44
  4. Step 4: Simplify right side
    3,863.06x = 13,774,655.24
  5. Step 5: Solve for x
    x = 13,774,655.24/3,863.06
  6. Step 6: Final answer
    x = 3,565.74

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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.