Home / 10,400.23-14,352.42-5,684.51

Finding the Fourth Proportional to 10,400.23, 14,352.42 and 5,684.51

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Solution

The fourth proportional to 10,400.23, 14,352.42 and 5,684.51 is: 7,844.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400.23 : 14,352.42 = 5,684.51 : x
  2. Step 2: Convert to fraction form
    10,400.23/14,352.42 = 5,684.51/x
  3. Step 3: Cross multiply
    10,400.23x = 14,352.42 × 5,684.51
  4. Step 4: Simplify right side
    10,400.23x = 81,586,471.28
  5. Step 5: Solve for x
    x = 81,586,471.28/10,400.23
  6. Step 6: Final answer
    x = 7,844.68

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