Home / 5,182.63-7,152.02-2,824.77

Finding the Fourth Proportional to 5,182.63, 7,152.02 and 2,824.77

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Solution

The fourth proportional to 5,182.63, 7,152.02 and 2,824.77 is: 3,898.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.63 : 7,152.02 = 2,824.77 : x
  2. Step 2: Convert to fraction form
    5,182.63/7,152.02 = 2,824.77/x
  3. Step 3: Cross multiply
    5,182.63x = 7,152.02 × 2,824.77
  4. Step 4: Simplify right side
    5,182.63x = 20,202,811.54
  5. Step 5: Solve for x
    x = 20,202,811.54/5,182.63
  6. Step 6: Final answer
    x = 3,898.18

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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.