Home / 5,545.32-8,317.44-2,769.72

Finding the Fourth Proportional to 5,545.32, 8,317.44 and 2,769.72

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Solution

The fourth proportional to 5,545.32, 8,317.44 and 2,769.72 is: 4,154.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.32 : 8,317.44 = 2,769.72 : x
  2. Step 2: Convert to fraction form
    5,545.32/8,317.44 = 2,769.72/x
  3. Step 3: Cross multiply
    5,545.32x = 8,317.44 × 2,769.72
  4. Step 4: Simplify right side
    5,545.32x = 23,036,979.92
  5. Step 5: Solve for x
    x = 23,036,979.92/5,545.32
  6. Step 6: Final answer
    x = 4,154.31

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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.