Home / 11,340.84-17,012.58-3,021.20

Finding the Fourth Proportional to 11,340.84, 17,012.58 and 3,021.20

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Solution

The fourth proportional to 11,340.84, 17,012.58 and 3,021.20 is: 4,532.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,340.84 : 17,012.58 = 3,021.20 : x
  2. Step 2: Convert to fraction form
    11,340.84/17,012.58 = 3,021.20/x
  3. Step 3: Cross multiply
    11,340.84x = 17,012.58 × 3,021.20
  4. Step 4: Simplify right side
    11,340.84x = 51,398,306.53
  5. Step 5: Solve for x
    x = 51,398,306.53/11,340.84
  6. Step 6: Final answer
    x = 4,532.14

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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.