Home / 8,020.38-11,068.18-4,483.74

Finding the Fourth Proportional to 8,020.38, 11,068.18 and 4,483.74

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Solution

The fourth proportional to 8,020.38, 11,068.18 and 4,483.74 is: 6,187.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.38 : 11,068.18 = 4,483.74 : x
  2. Step 2: Convert to fraction form
    8,020.38/11,068.18 = 4,483.74/x
  3. Step 3: Cross multiply
    8,020.38x = 11,068.18 × 4,483.74
  4. Step 4: Simplify right side
    8,020.38x = 49,626,841.39
  5. Step 5: Solve for x
    x = 49,626,841.39/8,020.38
  6. Step 6: Final answer
    x = 6,187.59

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Half scale
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Double 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.