Home / 10,240.26-15,359.85-3,314.22

Finding the Fourth Proportional to 10,240.26, 15,359.85 and 3,314.22

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Solution

The fourth proportional to 10,240.26, 15,359.85 and 3,314.22 is: 4,971.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240.26 : 15,359.85 = 3,314.22 : x
  2. Step 2: Convert to fraction form
    10,240.26/15,359.85 = 3,314.22/x
  3. Step 3: Cross multiply
    10,240.26x = 15,359.85 × 3,314.22
  4. Step 4: Simplify right side
    10,240.26x = 50,905,922.07
  5. Step 5: Solve for x
    x = 50,905,922.07/10,240.26
  6. Step 6: Final answer
    x = 4,971.16

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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.