Home / 7,064.82-10,545.57-6,550.83

Finding the Fourth Proportional to 7,064.82, 10,545.57 and 6,550.83

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Solution

The fourth proportional to 7,064.82, 10,545.57 and 6,550.83 is: 9,778.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,064.82 : 10,545.57 = 6,550.83 : x
  2. Step 2: Convert to fraction form
    7,064.82/10,545.57 = 6,550.83/x
  3. Step 3: Cross multiply
    7,064.82x = 10,545.57 × 6,550.83
  4. Step 4: Simplify right side
    7,064.82x = 69,082,236.32
  5. Step 5: Solve for x
    x = 69,082,236.32/7,064.82
  6. Step 6: Final answer
    x = 9,778.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.