Home / 5,005.20-6,907.14-2,767.08

Finding the Fourth Proportional to 5,005.20, 6,907.14 and 2,767.08

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Solution

The fourth proportional to 5,005.20, 6,907.14 and 2,767.08 is: 3,818.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.20 : 6,907.14 = 2,767.08 : x
  2. Step 2: Convert to fraction form
    5,005.20/6,907.14 = 2,767.08/x
  3. Step 3: Cross multiply
    5,005.20x = 6,907.14 × 2,767.08
  4. Step 4: Simplify right side
    5,005.20x = 19,112,608.95
  5. Step 5: Solve for x
    x = 19,112,608.95/5,005.20
  6. Step 6: Final answer
    x = 3,818.55

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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.