Home / 10,663.14-15,994.71-2,871.75

Finding the Fourth Proportional to 10,663.14, 15,994.71 and 2,871.75

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Solution

The fourth proportional to 10,663.14, 15,994.71 and 2,871.75 is: 4,307.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663.14 : 15,994.71 = 2,871.75 : x
  2. Step 2: Convert to fraction form
    10,663.14/15,994.71 = 2,871.75/x
  3. Step 3: Cross multiply
    10,663.14x = 15,994.71 × 2,871.75
  4. Step 4: Simplify right side
    10,663.14x = 45,932,808.44
  5. Step 5: Solve for x
    x = 45,932,808.44/10,663.14
  6. Step 6: Final answer
    x = 4,307.63

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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.