Home / 5,043.13-6,959.59-2,805.03

Finding the Fourth Proportional to 5,043.13, 6,959.59 and 2,805.03

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Solution

The fourth proportional to 5,043.13, 6,959.59 and 2,805.03 is: 3,870.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.13 : 6,959.59 = 2,805.03 : x
  2. Step 2: Convert to fraction form
    5,043.13/6,959.59 = 2,805.03/x
  3. Step 3: Cross multiply
    5,043.13x = 6,959.59 × 2,805.03
  4. Step 4: Simplify right side
    5,043.13x = 19,521,851.73
  5. Step 5: Solve for x
    x = 19,521,851.73/5,043.13
  6. Step 6: Final answer
    x = 3,870.98

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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.