Home / 4,223.90-6,337.65-2,665.10

Finding the Fourth Proportional to 4,223.90, 6,337.65 and 2,665.10

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Solution

The fourth proportional to 4,223.90, 6,337.65 and 2,665.10 is: 3,998.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.90 : 6,337.65 = 2,665.10 : x
  2. Step 2: Convert to fraction form
    4,223.90/6,337.65 = 2,665.10/x
  3. Step 3: Cross multiply
    4,223.90x = 6,337.65 × 2,665.10
  4. Step 4: Simplify right side
    4,223.90x = 16,890,471.02
  5. Step 5: Solve for x
    x = 16,890,471.02/4,223.90
  6. Step 6: Final answer
    x = 3,998.79

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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.