Home / 11,250.90-16,878.78-6,055.56

Finding the Fourth Proportional to 11,250.90, 16,878.78 and 6,055.56

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Solution

The fourth proportional to 11,250.90, 16,878.78 and 6,055.56 is: 9,084.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,250.90 : 16,878.78 = 6,055.56 : x
  2. Step 2: Convert to fraction form
    11,250.90/16,878.78 = 6,055.56/x
  3. Step 3: Cross multiply
    11,250.90x = 16,878.78 × 6,055.56
  4. Step 4: Simplify right side
    11,250.90x = 102,210,465.02
  5. Step 5: Solve for x
    x = 102,210,465.02/11,250.90
  6. Step 6: Final answer
    x = 9,084.65

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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.