Home / 10,858.46-16,290.08-6,180.68

Finding the Fourth Proportional to 10,858.46, 16,290.08 and 6,180.68

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Solution

The fourth proportional to 10,858.46, 16,290.08 and 6,180.68 is: 9,272.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858.46 : 16,290.08 = 6,180.68 : x
  2. Step 2: Convert to fraction form
    10,858.46/16,290.08 = 6,180.68/x
  3. Step 3: Cross multiply
    10,858.46x = 16,290.08 × 6,180.68
  4. Step 4: Simplify right side
    10,858.46x = 100,683,705.66
  5. Step 5: Solve for x
    x = 100,683,705.66/10,858.46
  6. Step 6: Final answer
    x = 9,272.37

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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.