Home / 7,711.04-11,566.80-3,325.44

Finding the Fourth Proportional to 7,711.04, 11,566.80 and 3,325.44

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Solution

The fourth proportional to 7,711.04, 11,566.80 and 3,325.44 is: 4,988.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711.04 : 11,566.80 = 3,325.44 : x
  2. Step 2: Convert to fraction form
    7,711.04/11,566.80 = 3,325.44/x
  3. Step 3: Cross multiply
    7,711.04x = 11,566.80 × 3,325.44
  4. Step 4: Simplify right side
    7,711.04x = 38,464,699.39
  5. Step 5: Solve for x
    x = 38,464,699.39/7,711.04
  6. Step 6: Final answer
    x = 4,988.26

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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.