Home / 6,272.22-9,405.59-2,111.11

Finding the Fourth Proportional to 6,272.22, 9,405.59 and 2,111.11

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Solution

The fourth proportional to 6,272.22, 9,405.59 and 2,111.11 is: 3,165.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272.22 : 9,405.59 = 2,111.11 : x
  2. Step 2: Convert to fraction form
    6,272.22/9,405.59 = 2,111.11/x
  3. Step 3: Cross multiply
    6,272.22x = 9,405.59 × 2,111.11
  4. Step 4: Simplify right side
    6,272.22x = 19,856,240.38
  5. Step 5: Solve for x
    x = 19,856,240.38/6,272.22
  6. Step 6: Final answer
    x = 3,165.74

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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.