Home / 4,990.97-6,887.59-2,752.93

Finding the Fourth Proportional to 4,990.97, 6,887.59 and 2,752.93

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Solution

The fourth proportional to 4,990.97, 6,887.59 and 2,752.93 is: 3,799.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990.97 : 6,887.59 = 2,752.93 : x
  2. Step 2: Convert to fraction form
    4,990.97/6,887.59 = 2,752.93/x
  3. Step 3: Cross multiply
    4,990.97x = 6,887.59 × 2,752.93
  4. Step 4: Simplify right side
    4,990.97x = 18,961,043.24
  5. Step 5: Solve for x
    x = 18,961,043.24/4,990.97
  6. Step 6: Final answer
    x = 3,799.07

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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.