Home / 5,501.60-8,252.78-2,214.70

Finding the Fourth Proportional to 5,501.60, 8,252.78 and 2,214.70

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Solution

The fourth proportional to 5,501.60, 8,252.78 and 2,214.70 is: 3,322.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.60 : 8,252.78 = 2,214.70 : x
  2. Step 2: Convert to fraction form
    5,501.60/8,252.78 = 2,214.70/x
  3. Step 3: Cross multiply
    5,501.60x = 8,252.78 × 2,214.70
  4. Step 4: Simplify right side
    5,501.60x = 18,277,431.87
  5. Step 5: Solve for x
    x = 18,277,431.87/5,501.60
  6. Step 6: Final answer
    x = 3,322.20

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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.