Home / 9,631.89-13,292.19-5,440.14

Finding the Fourth Proportional to 9,631.89, 13,292.19 and 5,440.14

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Solution

The fourth proportional to 9,631.89, 13,292.19 and 5,440.14 is: 7,507.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631.89 : 13,292.19 = 5,440.14 : x
  2. Step 2: Convert to fraction form
    9,631.89/13,292.19 = 5,440.14/x
  3. Step 3: Cross multiply
    9,631.89x = 13,292.19 × 5,440.14
  4. Step 4: Simplify right side
    9,631.89x = 72,311,374.51
  5. Step 5: Solve for x
    x = 72,311,374.51/9,631.89
  6. Step 6: Final answer
    x = 7,507.50

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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.