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Finding the Fourth Proportional to 6,249.10, 9,373.80 and 1,866.70

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Solution

The fourth proportional to 6,249.10, 9,373.80 and 1,866.70 is: 2,800.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249.10 : 9,373.80 = 1,866.70 : x
  2. Step 2: Convert to fraction form
    6,249.10/9,373.80 = 1,866.70/x
  3. Step 3: Cross multiply
    6,249.10x = 9,373.80 × 1,866.70
  4. Step 4: Simplify right side
    6,249.10x = 17,498,072.46
  5. Step 5: Solve for x
    x = 17,498,072.46/6,249.10
  6. Step 6: Final answer
    x = 2,800.09

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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.