Home / 7,151.19-10,729.49-2,994

Finding the Fourth Proportional to 7,151.19, 10,729.49 and 2,994

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Solution

The fourth proportional to 7,151.19, 10,729.49 and 2,994 is: 4,492.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151.19 : 10,729.49 = 2,994 : x
  2. Step 2: Convert to fraction form
    7,151.19/10,729.49 = 2,994/x
  3. Step 3: Cross multiply
    7,151.19x = 10,729.49 × 2,994
  4. Step 4: Simplify right side
    7,151.19x = 32,124,078.09
  5. Step 5: Solve for x
    x = 32,124,078.09/7,151.19
  6. Step 6: Final answer
    x = 4,492.13

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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.