Home / 11,862.84-17,797.62-3,543.18

Finding the Fourth Proportional to 11,862.84, 17,797.62 and 3,543.18

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Solution

The fourth proportional to 11,862.84, 17,797.62 and 3,543.18 is: 5,315.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.84 : 17,797.62 = 3,543.18 : x
  2. Step 2: Convert to fraction form
    11,862.84/17,797.62 = 3,543.18/x
  3. Step 3: Cross multiply
    11,862.84x = 17,797.62 × 3,543.18
  4. Step 4: Simplify right side
    11,862.84x = 63,060,171.23
  5. Step 5: Solve for x
    x = 63,060,171.23/11,862.84
  6. Step 6: Final answer
    x = 5,315.77

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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.