Home / 3,555.96-5,334.66-1,249.08

Finding the Fourth Proportional to 3,555.96, 5,334.66 and 1,249.08

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Solution

The fourth proportional to 3,555.96, 5,334.66 and 1,249.08 is: 1,873.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.96 : 5,334.66 = 1,249.08 : x
  2. Step 2: Convert to fraction form
    3,555.96/5,334.66 = 1,249.08/x
  3. Step 3: Cross multiply
    3,555.96x = 5,334.66 × 1,249.08
  4. Step 4: Simplify right side
    3,555.96x = 6,663,417.11
  5. Step 5: Solve for x
    x = 6,663,417.11/3,555.96
  6. Step 6: Final answer
    x = 1,873.87

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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.