Home / 7,292.13-10,935.40-2,611.26

Finding the Fourth Proportional to 7,292.13, 10,935.40 and 2,611.26

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Solution

The fourth proportional to 7,292.13, 10,935.40 and 2,611.26 is: 3,915.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.13 : 10,935.40 = 2,611.26 : x
  2. Step 2: Convert to fraction form
    7,292.13/10,935.40 = 2,611.26/x
  3. Step 3: Cross multiply
    7,292.13x = 10,935.40 × 2,611.26
  4. Step 4: Simplify right side
    7,292.13x = 28,555,172.60
  5. Step 5: Solve for x
    x = 28,555,172.60/7,292.13
  6. Step 6: Final answer
    x = 3,915.89

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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.