Home / 2,317.55-3,476.89-674.11

Finding the Fourth Proportional to 2,317.55, 3,476.89 and 674.11

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Solution

The fourth proportional to 2,317.55, 3,476.89 and 674.11 is: 1,011.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.55 : 3,476.89 = 674.11 : x
  2. Step 2: Convert to fraction form
    2,317.55/3,476.89 = 674.11/x
  3. Step 3: Cross multiply
    2,317.55x = 3,476.89 × 674.11
  4. Step 4: Simplify right side
    2,317.55x = 2,343,791.95
  5. Step 5: Solve for x
    x = 2,343,791.95/2,317.55
  6. Step 6: Final answer
    x = 1,011.33

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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.