Home / 6,876.79-10,319.18-2,927.84

Finding the Fourth Proportional to 6,876.79, 10,319.18 and 2,927.84

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Solution

The fourth proportional to 6,876.79, 10,319.18 and 2,927.84 is: 4,393.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.79 : 10,319.18 = 2,927.84 : x
  2. Step 2: Convert to fraction form
    6,876.79/10,319.18 = 2,927.84/x
  3. Step 3: Cross multiply
    6,876.79x = 10,319.18 × 2,927.84
  4. Step 4: Simplify right side
    6,876.79x = 30,212,856.38
  5. Step 5: Solve for x
    x = 30,212,856.38/6,876.79
  6. Step 6: Final answer
    x = 4,393.46

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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.