Home / 7,660.36-10,571.33-4,302.88

Finding the Fourth Proportional to 7,660.36, 10,571.33 and 4,302.88

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Solution

The fourth proportional to 7,660.36, 10,571.33 and 4,302.88 is: 5,937.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.36 : 10,571.33 = 4,302.88 : x
  2. Step 2: Convert to fraction form
    7,660.36/10,571.33 = 4,302.88/x
  3. Step 3: Cross multiply
    7,660.36x = 10,571.33 × 4,302.88
  4. Step 4: Simplify right side
    7,660.36x = 45,487,164.43
  5. Step 5: Solve for x
    x = 45,487,164.43/7,660.36
  6. Step 6: Final answer
    x = 5,937.99

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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.