Home / 7,169.60-9,893.52-4,025.18

Finding the Fourth Proportional to 7,169.60, 9,893.52 and 4,025.18

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Solution

The fourth proportional to 7,169.60, 9,893.52 and 4,025.18 is: 5,554.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169.60 : 9,893.52 = 4,025.18 : x
  2. Step 2: Convert to fraction form
    7,169.60/9,893.52 = 4,025.18/x
  3. Step 3: Cross multiply
    7,169.60x = 9,893.52 × 4,025.18
  4. Step 4: Simplify right side
    7,169.60x = 39,823,198.83
  5. Step 5: Solve for x
    x = 39,823,198.83/7,169.60
  6. Step 6: Final answer
    x = 5,554.45

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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.