Home / 3,671.83-5,507.75-1,074.77

Finding the Fourth Proportional to 3,671.83, 5,507.75 and 1,074.77

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Solution

The fourth proportional to 3,671.83, 5,507.75 and 1,074.77 is: 1,612.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.83 : 5,507.75 = 1,074.77 : x
  2. Step 2: Convert to fraction form
    3,671.83/5,507.75 = 1,074.77/x
  3. Step 3: Cross multiply
    3,671.83x = 5,507.75 × 1,074.77
  4. Step 4: Simplify right side
    3,671.83x = 5,919,564.47
  5. Step 5: Solve for x
    x = 5,919,564.47/3,671.83
  6. Step 6: Final answer
    x = 1,612.16

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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.