Home / 7,763.59-11,646.54-3,604.02

Finding the Fourth Proportional to 7,763.59, 11,646.54 and 3,604.02

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Solution

The fourth proportional to 7,763.59, 11,646.54 and 3,604.02 is: 5,406.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,763.59 : 11,646.54 = 3,604.02 : x
  2. Step 2: Convert to fraction form
    7,763.59/11,646.54 = 3,604.02/x
  3. Step 3: Cross multiply
    7,763.59x = 11,646.54 × 3,604.02
  4. Step 4: Simplify right side
    7,763.59x = 41,974,363.09
  5. Step 5: Solve for x
    x = 41,974,363.09/7,763.59
  6. Step 6: Final answer
    x = 5,406.57

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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.