Home / 10,015.29-15,020.24-3,771.32

Finding the Fourth Proportional to 10,015.29, 15,020.24 and 3,771.32

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Solution

The fourth proportional to 10,015.29, 15,020.24 and 3,771.32 is: 5,655.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015.29 : 15,020.24 = 3,771.32 : x
  2. Step 2: Convert to fraction form
    10,015.29/15,020.24 = 3,771.32/x
  3. Step 3: Cross multiply
    10,015.29x = 15,020.24 × 3,771.32
  4. Step 4: Simplify right side
    10,015.29x = 56,646,037.56
  5. Step 5: Solve for x
    x = 56,646,037.56/10,015.29
  6. Step 6: Final answer
    x = 5,655.96

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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.