Home / 3,377.58-5,068.68-1,186.35

Finding the Fourth Proportional to 3,377.58, 5,068.68 and 1,186.35

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Solution

The fourth proportional to 3,377.58, 5,068.68 and 1,186.35 is: 1,780.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.58 : 5,068.68 = 1,186.35 : x
  2. Step 2: Convert to fraction form
    3,377.58/5,068.68 = 1,186.35/x
  3. Step 3: Cross multiply
    3,377.58x = 5,068.68 × 1,186.35
  4. Step 4: Simplify right side
    3,377.58x = 6,013,228.52
  5. Step 5: Solve for x
    x = 6,013,228.52/3,377.58
  6. Step 6: Final answer
    x = 1,780.34

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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.