Home / 5,184.76-7,154.46-2,826.88

Finding the Fourth Proportional to 5,184.76, 7,154.46 and 2,826.88

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Solution

The fourth proportional to 5,184.76, 7,154.46 and 2,826.88 is: 3,900.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.76 : 7,154.46 = 2,826.88 : x
  2. Step 2: Convert to fraction form
    5,184.76/7,154.46 = 2,826.88/x
  3. Step 3: Cross multiply
    5,184.76x = 7,154.46 × 2,826.88
  4. Step 4: Simplify right side
    5,184.76x = 20,224,799.88
  5. Step 5: Solve for x
    x = 20,224,799.88/5,184.76
  6. Step 6: Final answer
    x = 3,900.82

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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.