Home / 6,644.10-9,159.03-4,872.90

Finding the Fourth Proportional to 6,644.10, 9,159.03 and 4,872.90

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Solution

The fourth proportional to 6,644.10, 9,159.03 and 4,872.90 is: 6,717.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.10 : 9,159.03 = 4,872.90 : x
  2. Step 2: Convert to fraction form
    6,644.10/9,159.03 = 4,872.90/x
  3. Step 3: Cross multiply
    6,644.10x = 9,159.03 × 4,872.90
  4. Step 4: Simplify right side
    6,644.10x = 44,631,037.29
  5. Step 5: Solve for x
    x = 44,631,037.29/6,644.10
  6. Step 6: Final answer
    x = 6,717.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.