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Finding the Fourth Proportional to 3,244.74, 4,477.74 and 1,752.66

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Solution

The fourth proportional to 3,244.74, 4,477.74 and 1,752.66 is: 2,418.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.74 : 4,477.74 = 1,752.66 : x
  2. Step 2: Convert to fraction form
    3,244.74/4,477.74 = 1,752.66/x
  3. Step 3: Cross multiply
    3,244.74x = 4,477.74 × 1,752.66
  4. Step 4: Simplify right side
    3,244.74x = 7,847,933.40
  5. Step 5: Solve for x
    x = 7,847,933.40/3,244.74
  6. Step 6: Final answer
    x = 2,418.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.