Home / 10,818.27-16,228.57-4,578.92

Finding the Fourth Proportional to 10,818.27, 16,228.57 and 4,578.92

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Solution

The fourth proportional to 10,818.27, 16,228.57 and 4,578.92 is: 6,868.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,818.27 : 16,228.57 = 4,578.92 : x
  2. Step 2: Convert to fraction form
    10,818.27/16,228.57 = 4,578.92/x
  3. Step 3: Cross multiply
    10,818.27x = 16,228.57 × 4,578.92
  4. Step 4: Simplify right side
    10,818.27x = 74,309,323.74
  5. Step 5: Solve for x
    x = 74,309,323.74/10,818.27
  6. Step 6: Final answer
    x = 6,868.87

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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.