Home / 5,216.15-7,823.54-2,582.63

Finding the Fourth Proportional to 5,216.15, 7,823.54 and 2,582.63

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Solution

The fourth proportional to 5,216.15, 7,823.54 and 2,582.63 is: 3,873.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216.15 : 7,823.54 = 2,582.63 : x
  2. Step 2: Convert to fraction form
    5,216.15/7,823.54 = 2,582.63/x
  3. Step 3: Cross multiply
    5,216.15x = 7,823.54 × 2,582.63
  4. Step 4: Simplify right side
    5,216.15x = 20,205,335.27
  5. Step 5: Solve for x
    x = 20,205,335.27/5,216.15
  6. Step 6: Final answer
    x = 3,873.61

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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.