Home / 7,403.94-11,101.62-3,508.32

Finding the Fourth Proportional to 7,403.94, 11,101.62 and 3,508.32

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Solution

The fourth proportional to 7,403.94, 11,101.62 and 3,508.32 is: 5,260.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.94 : 11,101.62 = 3,508.32 : x
  2. Step 2: Convert to fraction form
    7,403.94/11,101.62 = 3,508.32/x
  3. Step 3: Cross multiply
    7,403.94x = 11,101.62 × 3,508.32
  4. Step 4: Simplify right side
    7,403.94x = 38,948,035.48
  5. Step 5: Solve for x
    x = 38,948,035.48/7,403.94
  6. Step 6: Final answer
    x = 5,260.45

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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.