Home / 4,808.13-7,214.49-2,177.49

Finding the Fourth Proportional to 4,808.13, 7,214.49 and 2,177.49

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Solution

The fourth proportional to 4,808.13, 7,214.49 and 2,177.49 is: 3,267.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.13 : 7,214.49 = 2,177.49 : x
  2. Step 2: Convert to fraction form
    4,808.13/7,214.49 = 2,177.49/x
  3. Step 3: Cross multiply
    4,808.13x = 7,214.49 × 2,177.49
  4. Step 4: Simplify right side
    4,808.13x = 15,709,479.83
  5. Step 5: Solve for x
    x = 15,709,479.83/4,808.13
  6. Step 6: Final answer
    x = 3,267.27

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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.