Home / 4,021.79-6,032.68-1,100.12

Finding the Fourth Proportional to 4,021.79, 6,032.68 and 1,100.12

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Solution

The fourth proportional to 4,021.79, 6,032.68 and 1,100.12 is: 1,650.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.79 : 6,032.68 = 1,100.12 : x
  2. Step 2: Convert to fraction form
    4,021.79/6,032.68 = 1,100.12/x
  3. Step 3: Cross multiply
    4,021.79x = 6,032.68 × 1,100.12
  4. Step 4: Simplify right side
    4,021.79x = 6,636,639.01
  5. Step 5: Solve for x
    x = 6,636,639.01/4,021.79
  6. Step 6: Final answer
    x = 1,650.17

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Double scale
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Similar ratio
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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.