Home / 11,286.12-15,574.86-6,250.74

Finding the Fourth Proportional to 11,286.12, 15,574.86 and 6,250.74

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Solution

The fourth proportional to 11,286.12, 15,574.86 and 6,250.74 is: 8,626.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286.12 : 15,574.86 = 6,250.74 : x
  2. Step 2: Convert to fraction form
    11,286.12/15,574.86 = 6,250.74/x
  3. Step 3: Cross multiply
    11,286.12x = 15,574.86 × 6,250.74
  4. Step 4: Simplify right side
    11,286.12x = 97,354,400.40
  5. Step 5: Solve for x
    x = 97,354,400.40/11,286.12
  6. Step 6: Final answer
    x = 8,626.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.