Home / 7,247.10-10,876.76-2,867.63

Finding the Fourth Proportional to 7,247.10, 10,876.76 and 2,867.63

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Solution

The fourth proportional to 7,247.10, 10,876.76 and 2,867.63 is: 4,303.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.10 : 10,876.76 = 2,867.63 : x
  2. Step 2: Convert to fraction form
    7,247.10/10,876.76 = 2,867.63/x
  3. Step 3: Cross multiply
    7,247.10x = 10,876.76 × 2,867.63
  4. Step 4: Simplify right side
    7,247.10x = 31,190,487.84
  5. Step 5: Solve for x
    x = 31,190,487.84/7,247.10
  6. Step 6: Final answer
    x = 4,303.86

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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.