Home / 5,184.66-7,154.70-2,826.74

Finding the Fourth Proportional to 5,184.66, 7,154.70 and 2,826.74

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Solution

The fourth proportional to 5,184.66, 7,154.70 and 2,826.74 is: 3,900.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.66 : 7,154.70 = 2,826.74 : x
  2. Step 2: Convert to fraction form
    5,184.66/7,154.70 = 2,826.74/x
  3. Step 3: Cross multiply
    5,184.66x = 7,154.70 × 2,826.74
  4. Step 4: Simplify right side
    5,184.66x = 20,224,476.68
  5. Step 5: Solve for x
    x = 20,224,476.68/5,184.66
  6. Step 6: Final answer
    x = 3,900.83

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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.