Home / 7,209.85-10,807.41-4,579.27

Finding the Fourth Proportional to 7,209.85, 10,807.41 and 4,579.27

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Solution

The fourth proportional to 7,209.85, 10,807.41 and 4,579.27 is: 6,864.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209.85 : 10,807.41 = 4,579.27 : x
  2. Step 2: Convert to fraction form
    7,209.85/10,807.41 = 4,579.27/x
  3. Step 3: Cross multiply
    7,209.85x = 10,807.41 × 4,579.27
  4. Step 4: Simplify right side
    7,209.85x = 49,490,048.39
  5. Step 5: Solve for x
    x = 49,490,048.39/7,209.85
  6. Step 6: Final answer
    x = 6,864.23

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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.