Home / 6,523.75-9,002.78-3,729.31

Finding the Fourth Proportional to 6,523.75, 9,002.78 and 3,729.31

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Solution

The fourth proportional to 6,523.75, 9,002.78 and 3,729.31 is: 5,146.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,523.75 : 9,002.78 = 3,729.31 : x
  2. Step 2: Convert to fraction form
    6,523.75/9,002.78 = 3,729.31/x
  3. Step 3: Cross multiply
    6,523.75x = 9,002.78 × 3,729.31
  4. Step 4: Simplify right side
    6,523.75x = 33,574,157.48
  5. Step 5: Solve for x
    x = 33,574,157.48/6,523.75
  6. Step 6: Final answer
    x = 5,146.45

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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.