Home / 4,948.22-7,423.88-2,177.22

Finding the Fourth Proportional to 4,948.22, 7,423.88 and 2,177.22

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Solution

The fourth proportional to 4,948.22, 7,423.88 and 2,177.22 is: 3,266.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.22 : 7,423.88 = 2,177.22 : x
  2. Step 2: Convert to fraction form
    4,948.22/7,423.88 = 2,177.22/x
  3. Step 3: Cross multiply
    4,948.22x = 7,423.88 × 2,177.22
  4. Step 4: Simplify right side
    4,948.22x = 16,163,409.13
  5. Step 5: Solve for x
    x = 16,163,409.13/4,948.22
  6. Step 6: Final answer
    x = 3,266.51

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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.