Home / 10,467.12-15,700.76-3,546.48

Finding the Fourth Proportional to 10,467.12, 15,700.76 and 3,546.48

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Solution

The fourth proportional to 10,467.12, 15,700.76 and 3,546.48 is: 5,319.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,467.12 : 15,700.76 = 3,546.48 : x
  2. Step 2: Convert to fraction form
    10,467.12/15,700.76 = 3,546.48/x
  3. Step 3: Cross multiply
    10,467.12x = 15,700.76 × 3,546.48
  4. Step 4: Simplify right side
    10,467.12x = 55,682,431.32
  5. Step 5: Solve for x
    x = 55,682,431.32/10,467.12
  6. Step 6: Final answer
    x = 5,319.75

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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.