Home / 5,454.40-7,527.11-3,064.39

Finding the Fourth Proportional to 5,454.40, 7,527.11 and 3,064.39

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Solution

The fourth proportional to 5,454.40, 7,527.11 and 3,064.39 is: 4,228.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.40 : 7,527.11 = 3,064.39 : x
  2. Step 2: Convert to fraction form
    5,454.40/7,527.11 = 3,064.39/x
  3. Step 3: Cross multiply
    5,454.40x = 7,527.11 × 3,064.39
  4. Step 4: Simplify right side
    5,454.40x = 23,065,985.29
  5. Step 5: Solve for x
    x = 23,065,985.29/5,454.40
  6. Step 6: Final answer
    x = 4,228.88

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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.