Home / 4,187.70-6,285.60-2,110.05

Finding the Fourth Proportional to 4,187.70, 6,285.60 and 2,110.05

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Solution

The fourth proportional to 4,187.70, 6,285.60 and 2,110.05 is: 3,167.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.70 : 6,285.60 = 2,110.05 : x
  2. Step 2: Convert to fraction form
    4,187.70/6,285.60 = 2,110.05/x
  3. Step 3: Cross multiply
    4,187.70x = 6,285.60 × 2,110.05
  4. Step 4: Simplify right side
    4,187.70x = 13,262,930.28
  5. Step 5: Solve for x
    x = 13,262,930.28/4,187.70
  6. Step 6: Final answer
    x = 3,167.12

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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.