Home / 3,337.12-5,005.68-1,801.12

Finding the Fourth Proportional to 3,337.12, 5,005.68 and 1,801.12

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Solution

The fourth proportional to 3,337.12, 5,005.68 and 1,801.12 is: 2,701.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.12 : 5,005.68 = 1,801.12 : x
  2. Step 2: Convert to fraction form
    3,337.12/5,005.68 = 1,801.12/x
  3. Step 3: Cross multiply
    3,337.12x = 5,005.68 × 1,801.12
  4. Step 4: Simplify right side
    3,337.12x = 9,015,830.36
  5. Step 5: Solve for x
    x = 9,015,830.36/3,337.12
  6. Step 6: Final answer
    x = 2,701.68

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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.