Home / 7,671.04-10,587.72-4,876

Finding the Fourth Proportional to 7,671.04, 10,587.72 and 4,876

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Solution

The fourth proportional to 7,671.04, 10,587.72 and 4,876 is: 6,729.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671.04 : 10,587.72 = 4,876 : x
  2. Step 2: Convert to fraction form
    7,671.04/10,587.72 = 4,876/x
  3. Step 3: Cross multiply
    7,671.04x = 10,587.72 × 4,876
  4. Step 4: Simplify right side
    7,671.04x = 51,625,722.72
  5. Step 5: Solve for x
    x = 51,625,722.72/7,671.04
  6. Step 6: Final answer
    x = 6,729.95

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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.