Home / 4,990.44-6,886.64-2,752.28

Finding the Fourth Proportional to 4,990.44, 6,886.64 and 2,752.28

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Solution

The fourth proportional to 4,990.44, 6,886.64 and 2,752.28 is: 3,798.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990.44 : 6,886.64 = 2,752.28 : x
  2. Step 2: Convert to fraction form
    4,990.44/6,886.64 = 2,752.28/x
  3. Step 3: Cross multiply
    4,990.44x = 6,886.64 × 2,752.28
  4. Step 4: Simplify right side
    4,990.44x = 18,953,961.54
  5. Step 5: Solve for x
    x = 18,953,961.54/4,990.44
  6. Step 6: Final answer
    x = 3,798.05

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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.