Home / 3,093.76-4,641.05-1,245.07

Finding the Fourth Proportional to 3,093.76, 4,641.05 and 1,245.07

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Solution

The fourth proportional to 3,093.76, 4,641.05 and 1,245.07 is: 1,867.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.76 : 4,641.05 = 1,245.07 : x
  2. Step 2: Convert to fraction form
    3,093.76/4,641.05 = 1,245.07/x
  3. Step 3: Cross multiply
    3,093.76x = 4,641.05 × 1,245.07
  4. Step 4: Simplify right side
    3,093.76x = 5,778,432.12
  5. Step 5: Solve for x
    x = 5,778,432.12/3,093.76
  6. Step 6: Final answer
    x = 1,867.77

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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.