Home / 10,232.64-14,122.24-5,757.12

Finding the Fourth Proportional to 10,232.64, 14,122.24 and 5,757.12

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Solution

The fourth proportional to 10,232.64, 14,122.24 and 5,757.12 is: 7,945.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,232.64 : 14,122.24 = 5,757.12 : x
  2. Step 2: Convert to fraction form
    10,232.64/14,122.24 = 5,757.12/x
  3. Step 3: Cross multiply
    10,232.64x = 14,122.24 × 5,757.12
  4. Step 4: Simplify right side
    10,232.64x = 81,303,430.35
  5. Step 5: Solve for x
    x = 81,303,430.35/10,232.64
  6. Step 6: Final answer
    x = 7,945.50

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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.