Home / 6,623.45-9,144.37-4,387.24

Finding the Fourth Proportional to 6,623.45, 9,144.37 and 4,387.24

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Solution

The fourth proportional to 6,623.45, 9,144.37 and 4,387.24 is: 6,057.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.45 : 9,144.37 = 4,387.24 : x
  2. Step 2: Convert to fraction form
    6,623.45/9,144.37 = 4,387.24/x
  3. Step 3: Cross multiply
    6,623.45x = 9,144.37 × 4,387.24
  4. Step 4: Simplify right side
    6,623.45x = 40,118,545.84
  5. Step 5: Solve for x
    x = 40,118,545.84/6,623.45
  6. Step 6: Final answer
    x = 6,057.05

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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.