Home / 7,398.17-11,100.31-4,442.28

Finding the Fourth Proportional to 7,398.17, 11,100.31 and 4,442.28

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Solution

The fourth proportional to 7,398.17, 11,100.31 and 4,442.28 is: 6,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398.17 : 11,100.31 = 4,442.28 : x
  2. Step 2: Convert to fraction form
    7,398.17/11,100.31 = 4,442.28/x
  3. Step 3: Cross multiply
    7,398.17x = 11,100.31 × 4,442.28
  4. Step 4: Simplify right side
    7,398.17x = 49,310,632.37
  5. Step 5: Solve for x
    x = 49,310,632.37/7,398.17
  6. Step 6: Final answer
    x = 6,665.25

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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.