Home / 6,635.25-9,956.85-2,478.18

Finding the Fourth Proportional to 6,635.25, 9,956.85 and 2,478.18

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Solution

The fourth proportional to 6,635.25, 9,956.85 and 2,478.18 is: 3,718.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.25 : 9,956.85 = 2,478.18 : x
  2. Step 2: Convert to fraction form
    6,635.25/9,956.85 = 2,478.18/x
  3. Step 3: Cross multiply
    6,635.25x = 9,956.85 × 2,478.18
  4. Step 4: Simplify right side
    6,635.25x = 24,674,866.53
  5. Step 5: Solve for x
    x = 24,674,866.53/6,635.25
  6. Step 6: Final answer
    x = 3,718.75

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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.