Home / 7,644.02-11,467.09-2,712.49

Finding the Fourth Proportional to 7,644.02, 11,467.09 and 2,712.49

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Solution

The fourth proportional to 7,644.02, 11,467.09 and 2,712.49 is: 4,069.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.02 : 11,467.09 = 2,712.49 : x
  2. Step 2: Convert to fraction form
    7,644.02/11,467.09 = 2,712.49/x
  3. Step 3: Cross multiply
    7,644.02x = 11,467.09 × 2,712.49
  4. Step 4: Simplify right side
    7,644.02x = 31,104,349.31
  5. Step 5: Solve for x
    x = 31,104,349.31/7,644.02
  6. Step 6: Final answer
    x = 4,069.11

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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.