Home / 4,125.61-6,187.91-1,203.92

Finding the Fourth Proportional to 4,125.61, 6,187.91 and 1,203.92

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Solution

The fourth proportional to 4,125.61, 6,187.91 and 1,203.92 is: 1,805.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.61 : 6,187.91 = 1,203.92 : x
  2. Step 2: Convert to fraction form
    4,125.61/6,187.91 = 1,203.92/x
  3. Step 3: Cross multiply
    4,125.61x = 6,187.91 × 1,203.92
  4. Step 4: Simplify right side
    4,125.61x = 7,449,748.61
  5. Step 5: Solve for x
    x = 7,449,748.61/4,125.61
  6. Step 6: Final answer
    x = 1,805.73

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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.