Home / 6,937.92-10,406.56-2,555.08

Finding the Fourth Proportional to 6,937.92, 10,406.56 and 2,555.08

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Solution

The fourth proportional to 6,937.92, 10,406.56 and 2,555.08 is: 3,832.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,937.92 : 10,406.56 = 2,555.08 : x
  2. Step 2: Convert to fraction form
    6,937.92/10,406.56 = 2,555.08/x
  3. Step 3: Cross multiply
    6,937.92x = 10,406.56 × 2,555.08
  4. Step 4: Simplify right side
    6,937.92x = 26,589,593.32
  5. Step 5: Solve for x
    x = 26,589,593.32/6,937.92
  6. Step 6: Final answer
    x = 3,832.50

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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.