Home / 4,118.70-6,178.52-1,344.58

Finding the Fourth Proportional to 4,118.70, 6,178.52 and 1,344.58

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Solution

The fourth proportional to 4,118.70, 6,178.52 and 1,344.58 is: 2,017.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.70 : 6,178.52 = 1,344.58 : x
  2. Step 2: Convert to fraction form
    4,118.70/6,178.52 = 1,344.58/x
  3. Step 3: Cross multiply
    4,118.70x = 6,178.52 × 1,344.58
  4. Step 4: Simplify right side
    4,118.70x = 8,307,514.42
  5. Step 5: Solve for x
    x = 8,307,514.42/4,118.70
  6. Step 6: Final answer
    x = 2,017.02

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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.