Home / 6,436.92-9,654.45-2,490.03

Finding the Fourth Proportional to 6,436.92, 9,654.45 and 2,490.03

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Solution

The fourth proportional to 6,436.92, 9,654.45 and 2,490.03 is: 3,734.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436.92 : 9,654.45 = 2,490.03 : x
  2. Step 2: Convert to fraction form
    6,436.92/9,654.45 = 2,490.03/x
  3. Step 3: Cross multiply
    6,436.92x = 9,654.45 × 2,490.03
  4. Step 4: Simplify right side
    6,436.92x = 24,039,870.13
  5. Step 5: Solve for x
    x = 24,039,870.13/6,436.92
  6. Step 6: Final answer
    x = 3,734.69

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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.