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Finding the Fourth Proportional to 7,398.54, 11,097.99 and 3,503.34

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Solution

The fourth proportional to 7,398.54, 11,097.99 and 3,503.34 is: 5,255.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398.54 : 11,097.99 = 3,503.34 : x
  2. Step 2: Convert to fraction form
    7,398.54/11,097.99 = 3,503.34/x
  3. Step 3: Cross multiply
    7,398.54x = 11,097.99 × 3,503.34
  4. Step 4: Simplify right side
    7,398.54x = 38,880,032.29
  5. Step 5: Solve for x
    x = 38,880,032.29/7,398.54
  6. Step 6: Final answer
    x = 5,255.10

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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.