Home / 7,631.06-11,442.92-3,246.14

Finding the Fourth Proportional to 7,631.06, 11,442.92 and 3,246.14

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Solution

The fourth proportional to 7,631.06, 11,442.92 and 3,246.14 is: 4,867.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.06 : 11,442.92 = 3,246.14 : x
  2. Step 2: Convert to fraction form
    7,631.06/11,442.92 = 3,246.14/x
  3. Step 3: Cross multiply
    7,631.06x = 11,442.92 × 3,246.14
  4. Step 4: Simplify right side
    7,631.06x = 37,145,271.23
  5. Step 5: Solve for x
    x = 37,145,271.23/7,631.06
  6. Step 6: Final answer
    x = 4,867.65

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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.