Home / 7,937.55-11,933.33-6,487.23

Finding the Fourth Proportional to 7,937.55, 11,933.33 and 6,487.23

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Solution

The fourth proportional to 7,937.55, 11,933.33 and 6,487.23 is: 9,752.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.55 : 11,933.33 = 6,487.23 : x
  2. Step 2: Convert to fraction form
    7,937.55/11,933.33 = 6,487.23/x
  3. Step 3: Cross multiply
    7,937.55x = 11,933.33 × 6,487.23
  4. Step 4: Simplify right side
    7,937.55x = 77,414,223.94
  5. Step 5: Solve for x
    x = 77,414,223.94/7,937.55
  6. Step 6: Final answer
    x = 9,752.91

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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.