Home / 10,993.07-16,482.92-4,321.58

Finding the Fourth Proportional to 10,993.07, 16,482.92 and 4,321.58

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Solution

The fourth proportional to 10,993.07, 16,482.92 and 4,321.58 is: 6,479.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,993.07 : 16,482.92 = 4,321.58 : x
  2. Step 2: Convert to fraction form
    10,993.07/16,482.92 = 4,321.58/x
  3. Step 3: Cross multiply
    10,993.07x = 16,482.92 × 4,321.58
  4. Step 4: Simplify right side
    10,993.07x = 71,232,153.39
  5. Step 5: Solve for x
    x = 71,232,153.39/10,993.07
  6. Step 6: Final answer
    x = 6,479.74

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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.