Home / 6,876.48-10,314.69-4,679.76

Finding the Fourth Proportional to 6,876.48, 10,314.69 and 4,679.76

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Solution

The fourth proportional to 6,876.48, 10,314.69 and 4,679.76 is: 7,019.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.48 : 10,314.69 = 4,679.76 : x
  2. Step 2: Convert to fraction form
    6,876.48/10,314.69 = 4,679.76/x
  3. Step 3: Cross multiply
    6,876.48x = 10,314.69 × 4,679.76
  4. Step 4: Simplify right side
    6,876.48x = 48,270,273.67
  5. Step 5: Solve for x
    x = 48,270,273.67/6,876.48
  6. Step 6: Final answer
    x = 7,019.62

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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.