Home / 3,482.06-4,805.27-1,989.95

Finding the Fourth Proportional to 3,482.06, 4,805.27 and 1,989.95

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Solution

The fourth proportional to 3,482.06, 4,805.27 and 1,989.95 is: 2,746.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.06 : 4,805.27 = 1,989.95 : x
  2. Step 2: Convert to fraction form
    3,482.06/4,805.27 = 1,989.95/x
  3. Step 3: Cross multiply
    3,482.06x = 4,805.27 × 1,989.95
  4. Step 4: Simplify right side
    3,482.06x = 9,562,213.06
  5. Step 5: Solve for x
    x = 9,562,213.06/3,482.06
  6. Step 6: Final answer
    x = 2,746.14

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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.