Home / 3,715.74-5,126.76-2,224.26

Finding the Fourth Proportional to 3,715.74, 5,126.76 and 2,224.26

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Solution

The fourth proportional to 3,715.74, 5,126.76 and 2,224.26 is: 3,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.74 : 5,126.76 = 2,224.26 : x
  2. Step 2: Convert to fraction form
    3,715.74/5,126.76 = 2,224.26/x
  3. Step 3: Cross multiply
    3,715.74x = 5,126.76 × 2,224.26
  4. Step 4: Simplify right side
    3,715.74x = 11,403,247.20
  5. Step 5: Solve for x
    x = 11,403,247.20/3,715.74
  6. Step 6: Final answer
    x = 3,068.90

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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.