Home / 6,903.22-10,355.31-1,972.66

Finding the Fourth Proportional to 6,903.22, 10,355.31 and 1,972.66

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Solution

The fourth proportional to 6,903.22, 10,355.31 and 1,972.66 is: 2,959.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.22 : 10,355.31 = 1,972.66 : x
  2. Step 2: Convert to fraction form
    6,903.22/10,355.31 = 1,972.66/x
  3. Step 3: Cross multiply
    6,903.22x = 10,355.31 × 1,972.66
  4. Step 4: Simplify right side
    6,903.22x = 20,427,505.82
  5. Step 5: Solve for x
    x = 20,427,505.82/6,903.22
  6. Step 6: Final answer
    x = 2,959.13

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1.5x scale

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.