Home / 2,667.36-4,001.12-1,933.44

Finding the Fourth Proportional to 2,667.36, 4,001.12 and 1,933.44

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Solution

The fourth proportional to 2,667.36, 4,001.12 and 1,933.44 is: 2,900.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667.36 : 4,001.12 = 1,933.44 : x
  2. Step 2: Convert to fraction form
    2,667.36/4,001.12 = 1,933.44/x
  3. Step 3: Cross multiply
    2,667.36x = 4,001.12 × 1,933.44
  4. Step 4: Simplify right side
    2,667.36x = 7,735,925.45
  5. Step 5: Solve for x
    x = 7,735,925.45/2,667.36
  6. Step 6: Final answer
    x = 2,900.22

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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.