Home / 10,945.46-16,424.76-4,370.66

Finding the Fourth Proportional to 10,945.46, 16,424.76 and 4,370.66

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Solution

The fourth proportional to 10,945.46, 16,424.76 and 4,370.66 is: 6,558.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,945.46 : 16,424.76 = 4,370.66 : x
  2. Step 2: Convert to fraction form
    10,945.46/16,424.76 = 4,370.66/x
  3. Step 3: Cross multiply
    10,945.46x = 16,424.76 × 4,370.66
  4. Step 4: Simplify right side
    10,945.46x = 71,787,041.54
  5. Step 5: Solve for x
    x = 71,787,041.54/10,945.46
  6. Step 6: Final answer
    x = 6,558.61

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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.