Home / 2,331.24-3,217.05-1,269.01

Finding the Fourth Proportional to 2,331.24, 3,217.05 and 1,269.01

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Solution

The fourth proportional to 2,331.24, 3,217.05 and 1,269.01 is: 1,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.24 : 3,217.05 = 1,269.01 : x
  2. Step 2: Convert to fraction form
    2,331.24/3,217.05 = 1,269.01/x
  3. Step 3: Cross multiply
    2,331.24x = 3,217.05 × 1,269.01
  4. Step 4: Simplify right side
    2,331.24x = 4,082,468.62
  5. Step 5: Solve for x
    x = 4,082,468.62/2,331.24
  6. Step 6: Final answer
    x = 1,751.20

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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.