Home / 5,501.78-8,253.87-2,214.98

Finding the Fourth Proportional to 5,501.78, 8,253.87 and 2,214.98

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Solution

The fourth proportional to 5,501.78, 8,253.87 and 2,214.98 is: 3,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.78 : 8,253.87 = 2,214.98 : x
  2. Step 2: Convert to fraction form
    5,501.78/8,253.87 = 2,214.98/x
  3. Step 3: Cross multiply
    5,501.78x = 8,253.87 × 2,214.98
  4. Step 4: Simplify right side
    5,501.78x = 18,282,156.97
  5. Step 5: Solve for x
    x = 18,282,156.97/5,501.78
  6. Step 6: Final answer
    x = 3,322.95

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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.