Home / 6,876.30-10,318.79-2,927.55

Finding the Fourth Proportional to 6,876.30, 10,318.79 and 2,927.55

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Solution

The fourth proportional to 6,876.30, 10,318.79 and 2,927.55 is: 4,393.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.30 : 10,318.79 = 2,927.55 : x
  2. Step 2: Convert to fraction form
    6,876.30/10,318.79 = 2,927.55/x
  3. Step 3: Cross multiply
    6,876.30x = 10,318.79 × 2,927.55
  4. Step 4: Simplify right side
    6,876.30x = 30,208,773.66
  5. Step 5: Solve for x
    x = 30,208,773.66/6,876.30
  6. Step 6: Final answer
    x = 4,393.17

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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.