Home / 9,622.54-13,282.44-5,645.02

Finding the Fourth Proportional to 9,622.54, 13,282.44 and 5,645.02

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Solution

The fourth proportional to 9,622.54, 13,282.44 and 5,645.02 is: 7,792.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,622.54 : 13,282.44 = 5,645.02 : x
  2. Step 2: Convert to fraction form
    9,622.54/13,282.44 = 5,645.02/x
  3. Step 3: Cross multiply
    9,622.54x = 13,282.44 × 5,645.02
  4. Step 4: Simplify right side
    9,622.54x = 74,979,639.45
  5. Step 5: Solve for x
    x = 74,979,639.45/9,622.54
  6. Step 6: Final answer
    x = 7,792.08

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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.