Home / 8,710.38-12,023.26-5,125.23

Finding the Fourth Proportional to 8,710.38, 12,023.26 and 5,125.23

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Solution

The fourth proportional to 8,710.38, 12,023.26 and 5,125.23 is: 7,074.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710.38 : 12,023.26 = 5,125.23 : x
  2. Step 2: Convert to fraction form
    8,710.38/12,023.26 = 5,125.23/x
  3. Step 3: Cross multiply
    8,710.38x = 12,023.26 × 5,125.23
  4. Step 4: Simplify right side
    8,710.38x = 61,621,960.04
  5. Step 5: Solve for x
    x = 61,621,960.04/8,710.38
  6. Step 6: Final answer
    x = 7,074.54

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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.