Home / 10,241.64-14,133.49-5,765.45

Finding the Fourth Proportional to 10,241.64, 14,133.49 and 5,765.45

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Solution

The fourth proportional to 10,241.64, 14,133.49 and 5,765.45 is: 7,956.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.64 : 14,133.49 = 5,765.45 : x
  2. Step 2: Convert to fraction form
    10,241.64/14,133.49 = 5,765.45/x
  3. Step 3: Cross multiply
    10,241.64x = 14,133.49 × 5,765.45
  4. Step 4: Simplify right side
    10,241.64x = 81,485,844.84
  5. Step 5: Solve for x
    x = 81,485,844.84/10,241.64
  6. Step 6: Final answer
    x = 7,956.33

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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.