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Finding the Fourth Proportional to 10,652.58, 15,971.30 and 4,073.22

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Solution

The fourth proportional to 10,652.58, 15,971.30 and 4,073.22 is: 6,106.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652.58 : 15,971.30 = 4,073.22 : x
  2. Step 2: Convert to fraction form
    10,652.58/15,971.30 = 4,073.22/x
  3. Step 3: Cross multiply
    10,652.58x = 15,971.30 × 4,073.22
  4. Step 4: Simplify right side
    10,652.58x = 65,054,618.59
  5. Step 5: Solve for x
    x = 65,054,618.59/10,652.58
  6. Step 6: Final answer
    x = 6,106.94

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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.