Home / 7,644.30-11,466.47-2,097.72

Finding the Fourth Proportional to 7,644.30, 11,466.47 and 2,097.72

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Solution

The fourth proportional to 7,644.30, 11,466.47 and 2,097.72 is: 3,146.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.30 : 11,466.47 = 2,097.72 : x
  2. Step 2: Convert to fraction form
    7,644.30/11,466.47 = 2,097.72/x
  3. Step 3: Cross multiply
    7,644.30x = 11,466.47 × 2,097.72
  4. Step 4: Simplify right side
    7,644.30x = 24,053,443.45
  5. Step 5: Solve for x
    x = 24,053,443.45/7,644.30
  6. Step 6: Final answer
    x = 3,146.59

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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.