Home / 7,442.71-11,162.97-2,176.34

Finding the Fourth Proportional to 7,442.71, 11,162.97 and 2,176.34

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Solution

The fourth proportional to 7,442.71, 11,162.97 and 2,176.34 is: 3,264.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.71 : 11,162.97 = 2,176.34 : x
  2. Step 2: Convert to fraction form
    7,442.71/11,162.97 = 2,176.34/x
  3. Step 3: Cross multiply
    7,442.71x = 11,162.97 × 2,176.34
  4. Step 4: Simplify right side
    7,442.71x = 24,294,362.31
  5. Step 5: Solve for x
    x = 24,294,362.31/7,442.71
  6. Step 6: Final answer
    x = 3,264.18

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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.