Home / 8,377.38-11,555.64-6,022.68

Finding the Fourth Proportional to 8,377.38, 11,555.64 and 6,022.68

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Solution

The fourth proportional to 8,377.38, 11,555.64 and 6,022.68 is: 8,307.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,377.38 : 11,555.64 = 6,022.68 : x
  2. Step 2: Convert to fraction form
    8,377.38/11,555.64 = 6,022.68/x
  3. Step 3: Cross multiply
    8,377.38x = 11,555.64 × 6,022.68
  4. Step 4: Simplify right side
    8,377.38x = 69,595,921.92
  5. Step 5: Solve for x
    x = 69,595,921.92/8,377.38
  6. Step 6: Final answer
    x = 8,307.60

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Half scale
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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.