Home / 10,646.49-15,970.01-3,251.03

Finding the Fourth Proportional to 10,646.49, 15,970.01 and 3,251.03

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Solution

The fourth proportional to 10,646.49, 15,970.01 and 3,251.03 is: 4,876.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646.49 : 15,970.01 = 3,251.03 : x
  2. Step 2: Convert to fraction form
    10,646.49/15,970.01 = 3,251.03/x
  3. Step 3: Cross multiply
    10,646.49x = 15,970.01 × 3,251.03
  4. Step 4: Simplify right side
    10,646.49x = 51,918,885.51
  5. Step 5: Solve for x
    x = 51,918,885.51/10,646.49
  6. Step 6: Final answer
    x = 4,876.62

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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.