Home / 5,289.92-7,925.93-3,203.61

Finding the Fourth Proportional to 5,289.92, 7,925.93 and 3,203.61

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Solution

The fourth proportional to 5,289.92, 7,925.93 and 3,203.61 is: 4,799.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.92 : 7,925.93 = 3,203.61 : x
  2. Step 2: Convert to fraction form
    5,289.92/7,925.93 = 3,203.61/x
  3. Step 3: Cross multiply
    5,289.92x = 7,925.93 × 3,203.61
  4. Step 4: Simplify right side
    5,289.92x = 25,391,588.61
  5. Step 5: Solve for x
    x = 25,391,588.61/5,289.92
  6. Step 6: Final answer
    x = 4,799.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.