Home / 5,501.28-8,253.12-2,214.48

Finding the Fourth Proportional to 5,501.28, 8,253.12 and 2,214.48

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Solution

The fourth proportional to 5,501.28, 8,253.12 and 2,214.48 is: 3,322.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.28 : 8,253.12 = 2,214.48 : x
  2. Step 2: Convert to fraction form
    5,501.28/8,253.12 = 2,214.48/x
  3. Step 3: Cross multiply
    5,501.28x = 8,253.12 × 2,214.48
  4. Step 4: Simplify right side
    5,501.28x = 18,276,369.18
  5. Step 5: Solve for x
    x = 18,276,369.18/5,501.28
  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.