Home / 8,531.39-11,771.76-4,754.46

Finding the Fourth Proportional to 8,531.39, 11,771.76 and 4,754.46

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Solution

The fourth proportional to 8,531.39, 11,771.76 and 4,754.46 is: 6,560.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,531.39 : 11,771.76 = 4,754.46 : x
  2. Step 2: Convert to fraction form
    8,531.39/11,771.76 = 4,754.46/x
  3. Step 3: Cross multiply
    8,531.39x = 11,771.76 × 4,754.46
  4. Step 4: Simplify right side
    8,531.39x = 55,968,362.05
  5. Step 5: Solve for x
    x = 55,968,362.05/8,531.39
  6. Step 6: Final answer
    x = 6,560.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.