Home / 5,182.84-7,152.24-2,825.02

Finding the Fourth Proportional to 5,182.84, 7,152.24 and 2,825.02

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Solution

The fourth proportional to 5,182.84, 7,152.24 and 2,825.02 is: 3,898.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.84 : 7,152.24 = 2,825.02 : x
  2. Step 2: Convert to fraction form
    5,182.84/7,152.24 = 2,825.02/x
  3. Step 3: Cross multiply
    5,182.84x = 7,152.24 × 2,825.02
  4. Step 4: Simplify right side
    5,182.84x = 20,205,221.04
  5. Step 5: Solve for x
    x = 20,205,221.04/5,182.84
  6. Step 6: Final answer
    x = 3,898.48

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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.