Home / 1,475.77-2,213.20-1,244.74

Finding the Fourth Proportional to 1,475.77, 2,213.20 and 1,244.74

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Solution

The fourth proportional to 1,475.77, 2,213.20 and 1,244.74 is: 1,866.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475.77 : 2,213.20 = 1,244.74 : x
  2. Step 2: Convert to fraction form
    1,475.77/2,213.20 = 1,244.74/x
  3. Step 3: Cross multiply
    1,475.77x = 2,213.20 × 1,244.74
  4. Step 4: Simplify right side
    1,475.77x = 2,754,858.57
  5. Step 5: Solve for x
    x = 2,754,858.57/1,475.77
  6. Step 6: Final answer
    x = 1,866.73

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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.