Home / 5,440.96-8,161.51-1,545.36

Finding the Fourth Proportional to 5,440.96, 8,161.51 and 1,545.36

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Solution

The fourth proportional to 5,440.96, 8,161.51 and 1,545.36 is: 2,318.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.96 : 8,161.51 = 1,545.36 : x
  2. Step 2: Convert to fraction form
    5,440.96/8,161.51 = 1,545.36/x
  3. Step 3: Cross multiply
    5,440.96x = 8,161.51 × 1,545.36
  4. Step 4: Simplify right side
    5,440.96x = 12,612,485.43
  5. Step 5: Solve for x
    x = 12,612,485.43/5,440.96
  6. Step 6: Final answer
    x = 2,318.06

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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.