Home / 10,248.14-14,142.48-5,771.97

Finding the Fourth Proportional to 10,248.14, 14,142.48 and 5,771.97

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Solution

The fourth proportional to 10,248.14, 14,142.48 and 5,771.97 is: 7,965.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,248.14 : 14,142.48 = 5,771.97 : x
  2. Step 2: Convert to fraction form
    10,248.14/14,142.48 = 5,771.97/x
  3. Step 3: Cross multiply
    10,248.14x = 14,142.48 × 5,771.97
  4. Step 4: Simplify right side
    10,248.14x = 81,629,970.29
  5. Step 5: Solve for x
    x = 81,629,970.29/10,248.14
  6. Step 6: Final answer
    x = 7,965.34

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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.