Home / 5,545.86-8,318.82-1,650.30

Finding the Fourth Proportional to 5,545.86, 8,318.82 and 1,650.30

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Solution

The fourth proportional to 5,545.86, 8,318.82 and 1,650.30 is: 2,475.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.86 : 8,318.82 = 1,650.30 : x
  2. Step 2: Convert to fraction form
    5,545.86/8,318.82 = 1,650.30/x
  3. Step 3: Cross multiply
    5,545.86x = 8,318.82 × 1,650.30
  4. Step 4: Simplify right side
    5,545.86x = 13,728,548.65
  5. Step 5: Solve for x
    x = 13,728,548.65/5,545.86
  6. Step 6: Final answer
    x = 2,475.46

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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.