Home / 10,504.15-15,757.74-3,107.63

Finding the Fourth Proportional to 10,504.15, 15,757.74 and 3,107.63

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Solution

The fourth proportional to 10,504.15, 15,757.74 and 3,107.63 is: 4,661.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,504.15 : 15,757.74 = 3,107.63 : x
  2. Step 2: Convert to fraction form
    10,504.15/15,757.74 = 3,107.63/x
  3. Step 3: Cross multiply
    10,504.15x = 15,757.74 × 3,107.63
  4. Step 4: Simplify right side
    10,504.15x = 48,969,264.95
  5. Step 5: Solve for x
    x = 48,969,264.95/10,504.15
  6. Step 6: Final answer
    x = 4,661.90

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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.