Home / 3,261.60-4,881.60-2,527.20

Finding the Fourth Proportional to 3,261.60, 4,881.60 and 2,527.20

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Solution

The fourth proportional to 3,261.60, 4,881.60 and 2,527.20 is: 3,782.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.60 : 4,881.60 = 2,527.20 : x
  2. Step 2: Convert to fraction form
    3,261.60/4,881.60 = 2,527.20/x
  3. Step 3: Cross multiply
    3,261.60x = 4,881.60 × 2,527.20
  4. Step 4: Simplify right side
    3,261.60x = 12,336,779.52
  5. Step 5: Solve for x
    x = 12,336,779.52/3,261.60
  6. Step 6: Final answer
    x = 3,782.43

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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.