Home / 7,924.39-11,886.57-2,377.72

Finding the Fourth Proportional to 7,924.39, 11,886.57 and 2,377.72

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Solution

The fourth proportional to 7,924.39, 11,886.57 and 2,377.72 is: 3,566.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924.39 : 11,886.57 = 2,377.72 : x
  2. Step 2: Convert to fraction form
    7,924.39/11,886.57 = 2,377.72/x
  3. Step 3: Cross multiply
    7,924.39x = 11,886.57 × 2,377.72
  4. Step 4: Simplify right side
    7,924.39x = 28,262,950.08
  5. Step 5: Solve for x
    x = 28,262,950.08/7,924.39
  6. Step 6: Final answer
    x = 3,566.58

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Double scale
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Similar ratio
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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.