Home / 10,344.56-15,518.24-3,322.90

Finding the Fourth Proportional to 10,344.56, 15,518.24 and 3,322.90

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Solution

The fourth proportional to 10,344.56, 15,518.24 and 3,322.90 is: 4,984.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.56 : 15,518.24 = 3,322.90 : x
  2. Step 2: Convert to fraction form
    10,344.56/15,518.24 = 3,322.90/x
  3. Step 3: Cross multiply
    10,344.56x = 15,518.24 × 3,322.90
  4. Step 4: Simplify right side
    10,344.56x = 51,565,559.70
  5. Step 5: Solve for x
    x = 51,565,559.70/10,344.56
  6. Step 6: Final answer
    x = 4,984.80

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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.