Home / 10,014.32-15,021.49-3,775.73

Finding the Fourth Proportional to 10,014.32, 15,021.49 and 3,775.73

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Solution

The fourth proportional to 10,014.32, 15,021.49 and 3,775.73 is: 5,663.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.32 : 15,021.49 = 3,775.73 : x
  2. Step 2: Convert to fraction form
    10,014.32/15,021.49 = 3,775.73/x
  3. Step 3: Cross multiply
    10,014.32x = 15,021.49 × 3,775.73
  4. Step 4: Simplify right side
    10,014.32x = 56,717,118.55
  5. Step 5: Solve for x
    x = 56,717,118.55/10,014.32
  6. Step 6: Final answer
    x = 5,663.60

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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.