Home / 5,433.22-8,148.10-2,800.39

Finding the Fourth Proportional to 5,433.22, 8,148.10 and 2,800.39

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Solution

The fourth proportional to 5,433.22, 8,148.10 and 2,800.39 is: 4,199.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.22 : 8,148.10 = 2,800.39 : x
  2. Step 2: Convert to fraction form
    5,433.22/8,148.10 = 2,800.39/x
  3. Step 3: Cross multiply
    5,433.22x = 8,148.10 × 2,800.39
  4. Step 4: Simplify right side
    5,433.22x = 22,817,871.44
  5. Step 5: Solve for x
    x = 22,817,871.44/5,433.22
  6. Step 6: Final answer
    x = 4,199.69

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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.