Home / 10,799.48-16,190.58-4,959.92

Finding the Fourth Proportional to 10,799.48, 16,190.58 and 4,959.92

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Solution

The fourth proportional to 10,799.48, 16,190.58 and 4,959.92 is: 7,435.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,799.48 : 16,190.58 = 4,959.92 : x
  2. Step 2: Convert to fraction form
    10,799.48/16,190.58 = 4,959.92/x
  3. Step 3: Cross multiply
    10,799.48x = 16,190.58 × 4,959.92
  4. Step 4: Simplify right side
    10,799.48x = 80,303,981.55
  5. Step 5: Solve for x
    x = 80,303,981.55/10,799.48
  6. Step 6: Final answer
    x = 7,435.91

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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.