Home / 10,609.68-15,903.36-3,583.04

Finding the Fourth Proportional to 10,609.68, 15,903.36 and 3,583.04

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Solution

The fourth proportional to 10,609.68, 15,903.36 and 3,583.04 is: 5,370.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,609.68 : 15,903.36 = 3,583.04 : x
  2. Step 2: Convert to fraction form
    10,609.68/15,903.36 = 3,583.04/x
  3. Step 3: Cross multiply
    10,609.68x = 15,903.36 × 3,583.04
  4. Step 4: Simplify right side
    10,609.68x = 56,982,305.57
  5. Step 5: Solve for x
    x = 56,982,305.57/10,609.68
  6. Step 6: Final answer
    x = 5,370.78

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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.