Home / 11,041.53-15,236.55-6,261.72

Finding the Fourth Proportional to 11,041.53, 15,236.55 and 6,261.72

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Solution

The fourth proportional to 11,041.53, 15,236.55 and 6,261.72 is: 8,640.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,041.53 : 15,236.55 = 6,261.72 : x
  2. Step 2: Convert to fraction form
    11,041.53/15,236.55 = 6,261.72/x
  3. Step 3: Cross multiply
    11,041.53x = 15,236.55 × 6,261.72
  4. Step 4: Simplify right side
    11,041.53x = 95,407,009.87
  5. Step 5: Solve for x
    x = 95,407,009.87/11,041.53
  6. Step 6: Final answer
    x = 8,640.74

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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.