Home / 7,488.13-11,232.14-1,941.46

Finding the Fourth Proportional to 7,488.13, 11,232.14 and 1,941.46

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Solution

The fourth proportional to 7,488.13, 11,232.14 and 1,941.46 is: 2,912.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.13 : 11,232.14 = 1,941.46 : x
  2. Step 2: Convert to fraction form
    7,488.13/11,232.14 = 1,941.46/x
  3. Step 3: Cross multiply
    7,488.13x = 11,232.14 × 1,941.46
  4. Step 4: Simplify right side
    7,488.13x = 21,806,750.52
  5. Step 5: Solve for x
    x = 21,806,750.52/7,488.13
  6. Step 6: Final answer
    x = 2,912.18

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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.