Home / 4,618.11-6,897.70-4,178.69

Finding the Fourth Proportional to 4,618.11, 6,897.70 and 4,178.69

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Solution

The fourth proportional to 4,618.11, 6,897.70 and 4,178.69 is: 6,241.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618.11 : 6,897.70 = 4,178.69 : x
  2. Step 2: Convert to fraction form
    4,618.11/6,897.70 = 4,178.69/x
  3. Step 3: Cross multiply
    4,618.11x = 6,897.70 × 4,178.69
  4. Step 4: Simplify right side
    4,618.11x = 28,823,305.08
  5. Step 5: Solve for x
    x = 28,823,305.08/4,618.11
  6. Step 6: Final answer
    x = 6,241.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.