Home / 7,117.16-10,679.38-3,833.42

Finding the Fourth Proportional to 7,117.16, 10,679.38 and 3,833.42

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Solution

The fourth proportional to 7,117.16, 10,679.38 and 3,833.42 is: 5,752.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117.16 : 10,679.38 = 3,833.42 : x
  2. Step 2: Convert to fraction form
    7,117.16/10,679.38 = 3,833.42/x
  3. Step 3: Cross multiply
    7,117.16x = 10,679.38 × 3,833.42
  4. Step 4: Simplify right side
    7,117.16x = 40,938,485.90
  5. Step 5: Solve for x
    x = 40,938,485.90/7,117.16
  6. Step 6: Final answer
    x = 5,752.09

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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.