Home / 11,133.60-16,695.48-3,340.92

Finding the Fourth Proportional to 11,133.60, 16,695.48 and 3,340.92

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Solution

The fourth proportional to 11,133.60, 16,695.48 and 3,340.92 is: 5,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133.60 : 16,695.48 = 3,340.92 : x
  2. Step 2: Convert to fraction form
    11,133.60/16,695.48 = 3,340.92/x
  3. Step 3: Cross multiply
    11,133.60x = 16,695.48 × 3,340.92
  4. Step 4: Simplify right side
    11,133.60x = 55,778,263.04
  5. Step 5: Solve for x
    x = 55,778,263.04/11,133.60
  6. Step 6: Final answer
    x = 5,009.90

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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.