Home / 5,426.74-8,141.12-2,465.39

Finding the Fourth Proportional to 5,426.74, 8,141.12 and 2,465.39

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Solution

The fourth proportional to 5,426.74, 8,141.12 and 2,465.39 is: 3,698.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.74 : 8,141.12 = 2,465.39 : x
  2. Step 2: Convert to fraction form
    5,426.74/8,141.12 = 2,465.39/x
  3. Step 3: Cross multiply
    5,426.74x = 8,141.12 × 2,465.39
  4. Step 4: Simplify right side
    5,426.74x = 20,070,982.80
  5. Step 5: Solve for x
    x = 20,070,982.80/5,426.74
  6. Step 6: Final answer
    x = 3,698.54

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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.