Home / 6,665.24-9,190.10-4,423.56

Finding the Fourth Proportional to 6,665.24, 9,190.10 and 4,423.56

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Solution

The fourth proportional to 6,665.24, 9,190.10 and 4,423.56 is: 6,099.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665.24 : 9,190.10 = 4,423.56 : x
  2. Step 2: Convert to fraction form
    6,665.24/9,190.10 = 4,423.56/x
  3. Step 3: Cross multiply
    6,665.24x = 9,190.10 × 4,423.56
  4. Step 4: Simplify right side
    6,665.24x = 40,652,936.64
  5. Step 5: Solve for x
    x = 40,652,936.64/6,665.24
  6. Step 6: Final answer
    x = 6,099.25

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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.