Home / 5,731.03-8,579.52-3,126.07

Finding the Fourth Proportional to 5,731.03, 8,579.52 and 3,126.07

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Solution

The fourth proportional to 5,731.03, 8,579.52 and 3,126.07 is: 4,679.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.03 : 8,579.52 = 3,126.07 : x
  2. Step 2: Convert to fraction form
    5,731.03/8,579.52 = 3,126.07/x
  3. Step 3: Cross multiply
    5,731.03x = 8,579.52 × 3,126.07
  4. Step 4: Simplify right side
    5,731.03x = 26,820,180.09
  5. Step 5: Solve for x
    x = 26,820,180.09/5,731.03
  6. Step 6: Final answer
    x = 4,679.82

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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.