Home / 5,402.58-8,103.72-2,952.92

Finding the Fourth Proportional to 5,402.58, 8,103.72 and 2,952.92

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Solution

The fourth proportional to 5,402.58, 8,103.72 and 2,952.92 is: 4,429.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.58 : 8,103.72 = 2,952.92 : x
  2. Step 2: Convert to fraction form
    5,402.58/8,103.72 = 2,952.92/x
  3. Step 3: Cross multiply
    5,402.58x = 8,103.72 × 2,952.92
  4. Step 4: Simplify right side
    5,402.58x = 23,929,636.86
  5. Step 5: Solve for x
    x = 23,929,636.86/5,402.58
  6. Step 6: Final answer
    x = 4,429.30

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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.