Home / 10,223.07-15,340.56-4,299.53

Finding the Fourth Proportional to 10,223.07, 15,340.56 and 4,299.53

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Solution

The fourth proportional to 10,223.07, 15,340.56 and 4,299.53 is: 6,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,223.07 : 15,340.56 = 4,299.53 : x
  2. Step 2: Convert to fraction form
    10,223.07/15,340.56 = 4,299.53/x
  3. Step 3: Cross multiply
    10,223.07x = 15,340.56 × 4,299.53
  4. Step 4: Simplify right side
    10,223.07x = 65,957,197.94
  5. Step 5: Solve for x
    x = 65,957,197.94/10,223.07
  6. Step 6: Final answer
    x = 6,451.80

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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.