Home / 9,317.27-12,857.85-5,125.52

Finding the Fourth Proportional to 9,317.27, 12,857.85 and 5,125.52

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Solution

The fourth proportional to 9,317.27, 12,857.85 and 5,125.52 is: 7,073.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317.27 : 12,857.85 = 5,125.52 : x
  2. Step 2: Convert to fraction form
    9,317.27/12,857.85 = 5,125.52/x
  3. Step 3: Cross multiply
    9,317.27x = 12,857.85 × 5,125.52
  4. Step 4: Simplify right side
    9,317.27x = 65,903,167.33
  5. Step 5: Solve for x
    x = 65,903,167.33/9,317.27
  6. Step 6: Final answer
    x = 7,073.23

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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.