Home / 9,941.60-13,719.68-5,465.54

Finding the Fourth Proportional to 9,941.60, 13,719.68 and 5,465.54

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Solution

The fourth proportional to 9,941.60, 13,719.68 and 5,465.54 is: 7,542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,941.60 : 13,719.68 = 5,465.54 : x
  2. Step 2: Convert to fraction form
    9,941.60/13,719.68 = 5,465.54/x
  3. Step 3: Cross multiply
    9,941.60x = 13,719.68 × 5,465.54
  4. Step 4: Simplify right side
    9,941.60x = 74,985,487.29
  5. Step 5: Solve for x
    x = 74,985,487.29/9,941.60
  6. Step 6: Final answer
    x = 7,542.60

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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.