Home / 6,864.08-10,300.98-4,917.92

Finding the Fourth Proportional to 6,864.08, 10,300.98 and 4,917.92

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Solution

The fourth proportional to 6,864.08, 10,300.98 and 4,917.92 is: 7,380.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.08 : 10,300.98 = 4,917.92 : x
  2. Step 2: Convert to fraction form
    6,864.08/10,300.98 = 4,917.92/x
  3. Step 3: Cross multiply
    6,864.08x = 10,300.98 × 4,917.92
  4. Step 4: Simplify right side
    6,864.08x = 50,659,395.56
  5. Step 5: Solve for x
    x = 50,659,395.56/6,864.08
  6. Step 6: Final answer
    x = 7,380.36

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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.