Home / 3,012.16-4,157.68-1,753.52

Finding the Fourth Proportional to 3,012.16, 4,157.68 and 1,753.52

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Solution

The fourth proportional to 3,012.16, 4,157.68 and 1,753.52 is: 2,420.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.16 : 4,157.68 = 1,753.52 : x
  2. Step 2: Convert to fraction form
    3,012.16/4,157.68 = 1,753.52/x
  3. Step 3: Cross multiply
    3,012.16x = 4,157.68 × 1,753.52
  4. Step 4: Simplify right side
    3,012.16x = 7,290,575.03
  5. Step 5: Solve for x
    x = 7,290,575.03/3,012.16
  6. Step 6: Final answer
    x = 2,420.38

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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.