Home / 10,242.20-15,338.70-5,846.33

Finding the Fourth Proportional to 10,242.20, 15,338.70 and 5,846.33

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Solution

The fourth proportional to 10,242.20, 15,338.70 and 5,846.33 is: 8,755.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,242.20 : 15,338.70 = 5,846.33 : x
  2. Step 2: Convert to fraction form
    10,242.20/15,338.70 = 5,846.33/x
  3. Step 3: Cross multiply
    10,242.20x = 15,338.70 × 5,846.33
  4. Step 4: Simplify right side
    10,242.20x = 89,675,140.32
  5. Step 5: Solve for x
    x = 89,675,140.32/10,242.20
  6. Step 6: Final answer
    x = 8,755.45

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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.