Home / 3,001.22-4,501.11-949.22

Finding the Fourth Proportional to 3,001.22, 4,501.11 and 949.22

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Solution

The fourth proportional to 3,001.22, 4,501.11 and 949.22 is: 1,423.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.22 : 4,501.11 = 949.22 : x
  2. Step 2: Convert to fraction form
    3,001.22/4,501.11 = 949.22/x
  3. Step 3: Cross multiply
    3,001.22x = 4,501.11 × 949.22
  4. Step 4: Simplify right side
    3,001.22x = 4,272,543.63
  5. Step 5: Solve for x
    x = 4,272,543.63/3,001.22
  6. Step 6: Final answer
    x = 1,423.60

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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.