Home / 11,863.22-17,798.54-3,543.57

Finding the Fourth Proportional to 11,863.22, 17,798.54 and 3,543.57

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Solution

The fourth proportional to 11,863.22, 17,798.54 and 3,543.57 is: 5,316.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,863.22 : 17,798.54 = 3,543.57 : x
  2. Step 2: Convert to fraction form
    11,863.22/17,798.54 = 3,543.57/x
  3. Step 3: Cross multiply
    11,863.22x = 17,798.54 × 3,543.57
  4. Step 4: Simplify right side
    11,863.22x = 63,070,292.10
  5. Step 5: Solve for x
    x = 63,070,292.10/11,863.22
  6. Step 6: Final answer
    x = 5,316.46

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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.