Home / 4,990.14-6,886.43-2,752.10

Finding the Fourth Proportional to 4,990.14, 6,886.43 and 2,752.10

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Solution

The fourth proportional to 4,990.14, 6,886.43 and 2,752.10 is: 3,797.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990.14 : 6,886.43 = 2,752.10 : x
  2. Step 2: Convert to fraction form
    4,990.14/6,886.43 = 2,752.10/x
  3. Step 3: Cross multiply
    4,990.14x = 6,886.43 × 2,752.10
  4. Step 4: Simplify right side
    4,990.14x = 18,952,144.00
  5. Step 5: Solve for x
    x = 18,952,144.00/4,990.14
  6. Step 6: Final answer
    x = 3,797.92

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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.