Home / 6,387.23-9,579.09-4,043.70

Finding the Fourth Proportional to 6,387.23, 9,579.09 and 4,043.70

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Solution

The fourth proportional to 6,387.23, 9,579.09 and 4,043.70 is: 6,064.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387.23 : 9,579.09 = 4,043.70 : x
  2. Step 2: Convert to fraction form
    6,387.23/9,579.09 = 4,043.70/x
  3. Step 3: Cross multiply
    6,387.23x = 9,579.09 × 4,043.70
  4. Step 4: Simplify right side
    6,387.23x = 38,734,966.23
  5. Step 5: Solve for x
    x = 38,734,966.23/6,387.23
  6. Step 6: Final answer
    x = 6,064.44

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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.