Home / 9,079.45-13,621.20-3,532.30

Finding the Fourth Proportional to 9,079.45, 13,621.20 and 3,532.30

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Solution

The fourth proportional to 9,079.45, 13,621.20 and 3,532.30 is: 5,299.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.45 : 13,621.20 = 3,532.30 : x
  2. Step 2: Convert to fraction form
    9,079.45/13,621.20 = 3,532.30/x
  3. Step 3: Cross multiply
    9,079.45x = 13,621.20 × 3,532.30
  4. Step 4: Simplify right side
    9,079.45x = 48,114,164.76
  5. Step 5: Solve for x
    x = 48,114,164.76/9,079.45
  6. Step 6: Final answer
    x = 5,299.24

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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.