Home / 10,491.02-15,729.24-4,644.44

Finding the Fourth Proportional to 10,491.02, 15,729.24 and 4,644.44

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Solution

The fourth proportional to 10,491.02, 15,729.24 and 4,644.44 is: 6,963.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,491.02 : 15,729.24 = 4,644.44 : x
  2. Step 2: Convert to fraction form
    10,491.02/15,729.24 = 4,644.44/x
  3. Step 3: Cross multiply
    10,491.02x = 15,729.24 × 4,644.44
  4. Step 4: Simplify right side
    10,491.02x = 73,053,511.43
  5. Step 5: Solve for x
    x = 73,053,511.43/10,491.02
  6. Step 6: Final answer
    x = 6,963.43

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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.