Home / 9,039.28-13,571.48-4,659.76

Finding the Fourth Proportional to 9,039.28, 13,571.48 and 4,659.76

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Solution

The fourth proportional to 9,039.28, 13,571.48 and 4,659.76 is: 6,996.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.28 : 13,571.48 = 4,659.76 : x
  2. Step 2: Convert to fraction form
    9,039.28/13,571.48 = 4,659.76/x
  3. Step 3: Cross multiply
    9,039.28x = 13,571.48 × 4,659.76
  4. Step 4: Simplify right side
    9,039.28x = 63,239,839.64
  5. Step 5: Solve for x
    x = 63,239,839.64/9,039.28
  6. Step 6: Final answer
    x = 6,996.11

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1.5x scale

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.