Home / 10,247.64-15,369.72-2,852.83

Finding the Fourth Proportional to 10,247.64, 15,369.72 and 2,852.83

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Solution

The fourth proportional to 10,247.64, 15,369.72 and 2,852.83 is: 4,278.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,247.64 : 15,369.72 = 2,852.83 : x
  2. Step 2: Convert to fraction form
    10,247.64/15,369.72 = 2,852.83/x
  3. Step 3: Cross multiply
    10,247.64x = 15,369.72 × 2,852.83
  4. Step 4: Simplify right side
    10,247.64x = 43,847,198.31
  5. Step 5: Solve for x
    x = 43,847,198.31/10,247.64
  6. Step 6: Final answer
    x = 4,278.76

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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.