Home / 6,891.02-10,333.46-1,959.52

Finding the Fourth Proportional to 6,891.02, 10,333.46 and 1,959.52

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Solution

The fourth proportional to 6,891.02, 10,333.46 and 1,959.52 is: 2,938.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891.02 : 10,333.46 = 1,959.52 : x
  2. Step 2: Convert to fraction form
    6,891.02/10,333.46 = 1,959.52/x
  3. Step 3: Cross multiply
    6,891.02x = 10,333.46 × 1,959.52
  4. Step 4: Simplify right side
    6,891.02x = 20,248,621.54
  5. Step 5: Solve for x
    x = 20,248,621.54/6,891.02
  6. Step 6: Final answer
    x = 2,938.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.