Home / 9,760.92-14,643.20-3,436.44

Finding the Fourth Proportional to 9,760.92, 14,643.20 and 3,436.44

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Solution

The fourth proportional to 9,760.92, 14,643.20 and 3,436.44 is: 5,155.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,760.92 : 14,643.20 = 3,436.44 : x
  2. Step 2: Convert to fraction form
    9,760.92/14,643.20 = 3,436.44/x
  3. Step 3: Cross multiply
    9,760.92x = 14,643.20 × 3,436.44
  4. Step 4: Simplify right side
    9,760.92x = 50,320,478.21
  5. Step 5: Solve for x
    x = 50,320,478.21/9,760.92
  6. Step 6: Final answer
    x = 5,155.30

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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.