Home / 4,271.22-6,406.11-1,192.50

Finding the Fourth Proportional to 4,271.22, 6,406.11 and 1,192.50

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Solution

The fourth proportional to 4,271.22, 6,406.11 and 1,192.50 is: 1,788.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.22 : 6,406.11 = 1,192.50 : x
  2. Step 2: Convert to fraction form
    4,271.22/6,406.11 = 1,192.50/x
  3. Step 3: Cross multiply
    4,271.22x = 6,406.11 × 1,192.50
  4. Step 4: Simplify right side
    4,271.22x = 7,639,286.18
  5. Step 5: Solve for x
    x = 7,639,286.18/4,271.22
  6. Step 6: Final answer
    x = 1,788.55

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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.