Home / 7,634.15-11,451.36-2,088.08

Finding the Fourth Proportional to 7,634.15, 11,451.36 and 2,088.08

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Solution

The fourth proportional to 7,634.15, 11,451.36 and 2,088.08 is: 3,132.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634.15 : 11,451.36 = 2,088.08 : x
  2. Step 2: Convert to fraction form
    7,634.15/11,451.36 = 2,088.08/x
  3. Step 3: Cross multiply
    7,634.15x = 11,451.36 × 2,088.08
  4. Step 4: Simplify right side
    7,634.15x = 23,911,298.53
  5. Step 5: Solve for x
    x = 23,911,298.53/7,634.15
  6. Step 6: Final answer
    x = 3,132.15

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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.