Home / 11,314.95-16,972.41-6,382.35

Finding the Fourth Proportional to 11,314.95, 16,972.41 and 6,382.35

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Solution

The fourth proportional to 11,314.95, 16,972.41 and 6,382.35 is: 9,573.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,314.95 : 16,972.41 = 6,382.35 : x
  2. Step 2: Convert to fraction form
    11,314.95/16,972.41 = 6,382.35/x
  3. Step 3: Cross multiply
    11,314.95x = 16,972.41 × 6,382.35
  4. Step 4: Simplify right side
    11,314.95x = 108,323,860.96
  5. Step 5: Solve for x
    x = 108,323,860.96/11,314.95
  6. Step 6: Final answer
    x = 9,573.52

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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.