Home / 11,124.95-16,690.15-3,333.76

Finding the Fourth Proportional to 11,124.95, 16,690.15 and 3,333.76

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Solution

The fourth proportional to 11,124.95, 16,690.15 and 3,333.76 is: 5,001.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,124.95 : 16,690.15 = 3,333.76 : x
  2. Step 2: Convert to fraction form
    11,124.95/16,690.15 = 3,333.76/x
  3. Step 3: Cross multiply
    11,124.95x = 16,690.15 × 3,333.76
  4. Step 4: Simplify right side
    11,124.95x = 55,640,954.46
  5. Step 5: Solve for x
    x = 55,640,954.46/11,124.95
  6. Step 6: Final answer
    x = 5,001.46

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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.