Home / 9,941.81-13,719.66-5,404.53

Finding the Fourth Proportional to 9,941.81, 13,719.66 and 5,404.53

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Solution

The fourth proportional to 9,941.81, 13,719.66 and 5,404.53 is: 7,458.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,941.81 : 13,719.66 = 5,404.53 : x
  2. Step 2: Convert to fraction form
    9,941.81/13,719.66 = 5,404.53/x
  3. Step 3: Cross multiply
    9,941.81x = 13,719.66 × 5,404.53
  4. Step 4: Simplify right side
    9,941.81x = 74,148,314.06
  5. Step 5: Solve for x
    x = 74,148,314.06/9,941.81
  6. Step 6: Final answer
    x = 7,458.23

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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.