Home / 9,261.24-12,780.53-5,282.25

Finding the Fourth Proportional to 9,261.24, 12,780.53 and 5,282.25

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Solution

The fourth proportional to 9,261.24, 12,780.53 and 5,282.25 is: 7,289.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261.24 : 12,780.53 = 5,282.25 : x
  2. Step 2: Convert to fraction form
    9,261.24/12,780.53 = 5,282.25/x
  3. Step 3: Cross multiply
    9,261.24x = 12,780.53 × 5,282.25
  4. Step 4: Simplify right side
    9,261.24x = 67,509,928.18
  5. Step 5: Solve for x
    x = 67,509,928.18/9,261.24
  6. Step 6: Final answer
    x = 7,289.51

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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.