Home / 6,426.19-9,639.42-2,729.08

Finding the Fourth Proportional to 6,426.19, 9,639.42 and 2,729.08

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Solution

The fourth proportional to 6,426.19, 9,639.42 and 2,729.08 is: 4,093.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426.19 : 9,639.42 = 2,729.08 : x
  2. Step 2: Convert to fraction form
    6,426.19/9,639.42 = 2,729.08/x
  3. Step 3: Cross multiply
    6,426.19x = 9,639.42 × 2,729.08
  4. Step 4: Simplify right side
    6,426.19x = 26,306,748.33
  5. Step 5: Solve for x
    x = 26,306,748.33/6,426.19
  6. Step 6: Final answer
    x = 4,093.68

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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.