Home / 10,220.24-15,333.44-3,646.93

Finding the Fourth Proportional to 10,220.24, 15,333.44 and 3,646.93

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Solution

The fourth proportional to 10,220.24, 15,333.44 and 3,646.93 is: 5,471.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,220.24 : 15,333.44 = 3,646.93 : x
  2. Step 2: Convert to fraction form
    10,220.24/15,333.44 = 3,646.93/x
  3. Step 3: Cross multiply
    10,220.24x = 15,333.44 × 3,646.93
  4. Step 4: Simplify right side
    10,220.24x = 55,919,982.34
  5. Step 5: Solve for x
    x = 55,919,982.34/10,220.24
  6. Step 6: Final answer
    x = 5,471.49

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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.