Home / 7,025.40-9,694.44-3,881.52

Finding the Fourth Proportional to 7,025.40, 9,694.44 and 3,881.52

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Solution

The fourth proportional to 7,025.40, 9,694.44 and 3,881.52 is: 5,356.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.40 : 9,694.44 = 3,881.52 : x
  2. Step 2: Convert to fraction form
    7,025.40/9,694.44 = 3,881.52/x
  3. Step 3: Cross multiply
    7,025.40x = 9,694.44 × 3,881.52
  4. Step 4: Simplify right side
    7,025.40x = 37,629,162.75
  5. Step 5: Solve for x
    x = 37,629,162.75/7,025.40
  6. Step 6: Final answer
    x = 5,356.16

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1.5x scale

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.