Home / 5,575.68-8,363.52-1,679.58

Finding the Fourth Proportional to 5,575.68, 8,363.52 and 1,679.58

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Solution

The fourth proportional to 5,575.68, 8,363.52 and 1,679.58 is: 2,519.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.68 : 8,363.52 = 1,679.58 : x
  2. Step 2: Convert to fraction form
    5,575.68/8,363.52 = 1,679.58/x
  3. Step 3: Cross multiply
    5,575.68x = 8,363.52 × 1,679.58
  4. Step 4: Simplify right side
    5,575.68x = 14,047,200.92
  5. Step 5: Solve for x
    x = 14,047,200.92/5,575.68
  6. Step 6: Final answer
    x = 2,519.37

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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.