Home / 7,250.60-10,868.70-3,348.20

Finding the Fourth Proportional to 7,250.60, 10,868.70 and 3,348.20

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Solution

The fourth proportional to 7,250.60, 10,868.70 and 3,348.20 is: 5,018.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.60 : 10,868.70 = 3,348.20 : x
  2. Step 2: Convert to fraction form
    7,250.60/10,868.70 = 3,348.20/x
  3. Step 3: Cross multiply
    7,250.60x = 10,868.70 × 3,348.20
  4. Step 4: Simplify right side
    7,250.60x = 36,390,581.34
  5. Step 5: Solve for x
    x = 36,390,581.34/7,250.60
  6. Step 6: Final answer
    x = 5,018.98

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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.