Home / 9,013.34-13,519.99-2,439.70

Finding the Fourth Proportional to 9,013.34, 13,519.99 and 2,439.70

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Solution

The fourth proportional to 9,013.34, 13,519.99 and 2,439.70 is: 3,659.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013.34 : 13,519.99 = 2,439.70 : x
  2. Step 2: Convert to fraction form
    9,013.34/13,519.99 = 2,439.70/x
  3. Step 3: Cross multiply
    9,013.34x = 13,519.99 × 2,439.70
  4. Step 4: Simplify right side
    9,013.34x = 32,984,719.60
  5. Step 5: Solve for x
    x = 32,984,719.60/9,013.34
  6. Step 6: Final answer
    x = 3,659.54

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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.