Home / 10,647.09-15,974.28-6,701.18

Finding the Fourth Proportional to 10,647.09, 15,974.28 and 6,701.18

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Solution

The fourth proportional to 10,647.09, 15,974.28 and 6,701.18 is: 10,054.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647.09 : 15,974.28 = 6,701.18 : x
  2. Step 2: Convert to fraction form
    10,647.09/15,974.28 = 6,701.18/x
  3. Step 3: Cross multiply
    10,647.09x = 15,974.28 × 6,701.18
  4. Step 4: Simplify right side
    10,647.09x = 107,046,445.78
  5. Step 5: Solve for x
    x = 107,046,445.78/10,647.09
  6. Step 6: Final answer
    x = 10,054.06

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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.