Home / 5,717.40-8,576.52-1,822.20

Finding the Fourth Proportional to 5,717.40, 8,576.52 and 1,822.20

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Solution

The fourth proportional to 5,717.40, 8,576.52 and 1,822.20 is: 2,733.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717.40 : 8,576.52 = 1,822.20 : x
  2. Step 2: Convert to fraction form
    5,717.40/8,576.52 = 1,822.20/x
  3. Step 3: Cross multiply
    5,717.40x = 8,576.52 × 1,822.20
  4. Step 4: Simplify right side
    5,717.40x = 15,628,134.74
  5. Step 5: Solve for x
    x = 15,628,134.74/5,717.40
  6. Step 6: Final answer
    x = 2,733.43

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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.