Home / 10,444.15-15,665.40-4,199.76

Finding the Fourth Proportional to 10,444.15, 15,665.40 and 4,199.76

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Solution

The fourth proportional to 10,444.15, 15,665.40 and 4,199.76 is: 6,299.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,444.15 : 15,665.40 = 4,199.76 : x
  2. Step 2: Convert to fraction form
    10,444.15/15,665.40 = 4,199.76/x
  3. Step 3: Cross multiply
    10,444.15x = 15,665.40 × 4,199.76
  4. Step 4: Simplify right side
    10,444.15x = 65,790,899.31
  5. Step 5: Solve for x
    x = 65,790,899.31/10,444.15
  6. Step 6: Final answer
    x = 6,299.31

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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.