Home / 2,208.23-3,313.19-974.76

Finding the Fourth Proportional to 2,208.23, 3,313.19 and 974.76

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Solution

The fourth proportional to 2,208.23, 3,313.19 and 974.76 is: 1,462.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.23 : 3,313.19 = 974.76 : x
  2. Step 2: Convert to fraction form
    2,208.23/3,313.19 = 974.76/x
  3. Step 3: Cross multiply
    2,208.23x = 3,313.19 × 974.76
  4. Step 4: Simplify right side
    2,208.23x = 3,229,565.08
  5. Step 5: Solve for x
    x = 3,229,565.08/2,208.23
  6. Step 6: Final answer
    x = 1,462.51

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1.5x scale

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.