Home / 5,259.18-7,226.79-4,209.42

Finding the Fourth Proportional to 5,259.18, 7,226.79 and 4,209.42

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Solution

The fourth proportional to 5,259.18, 7,226.79 and 4,209.42 is: 5,784.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.18 : 7,226.79 = 4,209.42 : x
  2. Step 2: Convert to fraction form
    5,259.18/7,226.79 = 4,209.42/x
  3. Step 3: Cross multiply
    5,259.18x = 7,226.79 × 4,209.42
  4. Step 4: Simplify right side
    5,259.18x = 30,420,594.36
  5. Step 5: Solve for x
    x = 30,420,594.36/5,259.18
  6. Step 6: Final answer
    x = 5,784.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.