Home / 3,254.40-4,883.76-2,712.96

Finding the Fourth Proportional to 3,254.40, 4,883.76 and 2,712.96

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Solution

The fourth proportional to 3,254.40, 4,883.76 and 2,712.96 is: 4,071.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.40 : 4,883.76 = 2,712.96 : x
  2. Step 2: Convert to fraction form
    3,254.40/4,883.76 = 2,712.96/x
  3. Step 3: Cross multiply
    3,254.40x = 4,883.76 × 2,712.96
  4. Step 4: Simplify right side
    3,254.40x = 13,249,445.53
  5. Step 5: Solve for x
    x = 13,249,445.53/3,254.40
  6. Step 6: Final answer
    x = 4,071.24

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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.