Home / 7,125.47-10,689.27-2,194.70

Finding the Fourth Proportional to 7,125.47, 10,689.27 and 2,194.70

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Solution

The fourth proportional to 7,125.47, 10,689.27 and 2,194.70 is: 3,292.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125.47 : 10,689.27 = 2,194.70 : x
  2. Step 2: Convert to fraction form
    7,125.47/10,689.27 = 2,194.70/x
  3. Step 3: Cross multiply
    7,125.47x = 10,689.27 × 2,194.70
  4. Step 4: Simplify right side
    7,125.47x = 23,459,679.19
  5. Step 5: Solve for x
    x = 23,459,679.19/7,125.47
  6. Step 6: Final answer
    x = 3,292.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.