Home / 3,501.66-5,249.88-1,651.72

Finding the Fourth Proportional to 3,501.66, 5,249.88 and 1,651.72

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Solution

The fourth proportional to 3,501.66, 5,249.88 and 1,651.72 is: 2,476.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.66 : 5,249.88 = 1,651.72 : x
  2. Step 2: Convert to fraction form
    3,501.66/5,249.88 = 1,651.72/x
  3. Step 3: Cross multiply
    3,501.66x = 5,249.88 × 1,651.72
  4. Step 4: Simplify right side
    3,501.66x = 8,671,331.79
  5. Step 5: Solve for x
    x = 8,671,331.79/3,501.66
  6. Step 6: Final answer
    x = 2,476.35

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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.