Home / 3,168.68-4,372.70-1,752.32

Finding the Fourth Proportional to 3,168.68, 4,372.70 and 1,752.32

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Solution

The fourth proportional to 3,168.68, 4,372.70 and 1,752.32 is: 2,418.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.68 : 4,372.70 = 1,752.32 : x
  2. Step 2: Convert to fraction form
    3,168.68/4,372.70 = 1,752.32/x
  3. Step 3: Cross multiply
    3,168.68x = 4,372.70 × 1,752.32
  4. Step 4: Simplify right side
    3,168.68x = 7,662,371.83
  5. Step 5: Solve for x
    x = 7,662,371.83/3,168.68
  6. Step 6: Final answer
    x = 2,418.16

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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.