Home / 11,336.95-16,988.12-4,759.57

Finding the Fourth Proportional to 11,336.95, 16,988.12 and 4,759.57

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Solution

The fourth proportional to 11,336.95, 16,988.12 and 4,759.57 is: 7,132.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,336.95 : 16,988.12 = 4,759.57 : x
  2. Step 2: Convert to fraction form
    11,336.95/16,988.12 = 4,759.57/x
  3. Step 3: Cross multiply
    11,336.95x = 16,988.12 × 4,759.57
  4. Step 4: Simplify right side
    11,336.95x = 80,856,037.57
  5. Step 5: Solve for x
    x = 80,856,037.57/11,336.95
  6. Step 6: Final answer
    x = 7,132.08

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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.