Home / 7,703.79-11,546.39-3,538.05

Finding the Fourth Proportional to 7,703.79, 11,546.39 and 3,538.05

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Solution

The fourth proportional to 7,703.79, 11,546.39 and 3,538.05 is: 5,302.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,703.79 : 11,546.39 = 3,538.05 : x
  2. Step 2: Convert to fraction form
    7,703.79/11,546.39 = 3,538.05/x
  3. Step 3: Cross multiply
    7,703.79x = 11,546.39 × 3,538.05
  4. Step 4: Simplify right side
    7,703.79x = 40,851,647.41
  5. Step 5: Solve for x
    x = 40,851,647.41/7,703.79
  6. Step 6: Final answer
    x = 5,302.80

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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.