Home / 10,241.64-14,132.36-5,765.31

Finding the Fourth Proportional to 10,241.64, 14,132.36 and 5,765.31

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Solution

The fourth proportional to 10,241.64, 14,132.36 and 5,765.31 is: 7,955.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.64 : 14,132.36 = 5,765.31 : x
  2. Step 2: Convert to fraction form
    10,241.64/14,132.36 = 5,765.31/x
  3. Step 3: Cross multiply
    10,241.64x = 14,132.36 × 5,765.31
  4. Step 4: Simplify right side
    10,241.64x = 81,477,336.94
  5. Step 5: Solve for x
    x = 81,477,336.94/10,241.64
  6. Step 6: Final answer
    x = 7,955.50

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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.