Home / 7,730.03-11,586.09-3,561.29

Finding the Fourth Proportional to 7,730.03, 11,586.09 and 3,561.29

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Solution

The fourth proportional to 7,730.03, 11,586.09 and 3,561.29 is: 5,337.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.03 : 11,586.09 = 3,561.29 : x
  2. Step 2: Convert to fraction form
    7,730.03/11,586.09 = 3,561.29/x
  3. Step 3: Cross multiply
    7,730.03x = 11,586.09 × 3,561.29
  4. Step 4: Simplify right side
    7,730.03x = 41,261,426.46
  5. Step 5: Solve for x
    x = 41,261,426.46/7,730.03
  6. Step 6: Final answer
    x = 5,337.81

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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.