Home / 4,815.18-6,644.77-2,719.31

Finding the Fourth Proportional to 4,815.18, 6,644.77 and 2,719.31

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Solution

The fourth proportional to 4,815.18, 6,644.77 and 2,719.31 is: 3,752.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.18 : 6,644.77 = 2,719.31 : x
  2. Step 2: Convert to fraction form
    4,815.18/6,644.77 = 2,719.31/x
  3. Step 3: Cross multiply
    4,815.18x = 6,644.77 × 2,719.31
  4. Step 4: Simplify right side
    4,815.18x = 18,069,149.49
  5. Step 5: Solve for x
    x = 18,069,149.49/4,815.18
  6. Step 6: Final answer
    x = 3,752.54

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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.