Home / 5,444.92-7,515.06-3,208.72

Finding the Fourth Proportional to 5,444.92, 7,515.06 and 3,208.72

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Solution

The fourth proportional to 5,444.92, 7,515.06 and 3,208.72 is: 4,428.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,444.92 : 7,515.06 = 3,208.72 : x
  2. Step 2: Convert to fraction form
    5,444.92/7,515.06 = 3,208.72/x
  3. Step 3: Cross multiply
    5,444.92x = 7,515.06 × 3,208.72
  4. Step 4: Simplify right side
    5,444.92x = 24,113,723.32
  5. Step 5: Solve for x
    x = 24,113,723.32/5,444.92
  6. Step 6: Final answer
    x = 4,428.66

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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.