Home / 9,941.46-13,719.21-5,465.50

Finding the Fourth Proportional to 9,941.46, 13,719.21 and 5,465.50

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Solution

The fourth proportional to 9,941.46, 13,719.21 and 5,465.50 is: 7,542.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,941.46 : 13,719.21 = 5,465.50 : x
  2. Step 2: Convert to fraction form
    9,941.46/13,719.21 = 5,465.50/x
  3. Step 3: Cross multiply
    9,941.46x = 13,719.21 × 5,465.50
  4. Step 4: Simplify right side
    9,941.46x = 74,982,342.26
  5. Step 5: Solve for x
    x = 74,982,342.26/9,941.46
  6. Step 6: Final answer
    x = 7,542.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.