Home / 6,545.41-9,034.64-4,450.75

Finding the Fourth Proportional to 6,545.41, 9,034.64 and 4,450.75

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Solution

The fourth proportional to 6,545.41, 9,034.64 and 4,450.75 is: 6,143.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.41 : 9,034.64 = 4,450.75 : x
  2. Step 2: Convert to fraction form
    6,545.41/9,034.64 = 4,450.75/x
  3. Step 3: Cross multiply
    6,545.41x = 9,034.64 × 4,450.75
  4. Step 4: Simplify right side
    6,545.41x = 40,210,895.83
  5. Step 5: Solve for x
    x = 40,210,895.83/6,545.41
  6. Step 6: Final answer
    x = 6,143.38

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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.