Home / 11,130.50-16,695.75-3,339.31

Finding the Fourth Proportional to 11,130.50, 16,695.75 and 3,339.31

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Solution

The fourth proportional to 11,130.50, 16,695.75 and 3,339.31 is: 5,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130.50 : 16,695.75 = 3,339.31 : x
  2. Step 2: Convert to fraction form
    11,130.50/16,695.75 = 3,339.31/x
  3. Step 3: Cross multiply
    11,130.50x = 16,695.75 × 3,339.31
  4. Step 4: Simplify right side
    11,130.50x = 55,752,284.93
  5. Step 5: Solve for x
    x = 55,752,284.93/11,130.50
  6. Step 6: Final answer
    x = 5,008.97

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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.