Home / 7,074.90-10,613.73-3,377.43

Finding the Fourth Proportional to 7,074.90, 10,613.73 and 3,377.43

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Solution

The fourth proportional to 7,074.90, 10,613.73 and 3,377.43 is: 5,066.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,074.90 : 10,613.73 = 3,377.43 : x
  2. Step 2: Convert to fraction form
    7,074.90/10,613.73 = 3,377.43/x
  3. Step 3: Cross multiply
    7,074.90x = 10,613.73 × 3,377.43
  4. Step 4: Simplify right side
    7,074.90x = 35,847,130.11
  5. Step 5: Solve for x
    x = 35,847,130.11/7,074.90
  6. Step 6: Final answer
    x = 5,066.80

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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.