Home / 10,076.06-15,115.72-3,506.16

Finding the Fourth Proportional to 10,076.06, 15,115.72 and 3,506.16

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Solution

The fourth proportional to 10,076.06, 15,115.72 and 3,506.16 is: 5,259.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,076.06 : 15,115.72 = 3,506.16 : x
  2. Step 2: Convert to fraction form
    10,076.06/15,115.72 = 3,506.16/x
  3. Step 3: Cross multiply
    10,076.06x = 15,115.72 × 3,506.16
  4. Step 4: Simplify right side
    10,076.06x = 52,998,132.84
  5. Step 5: Solve for x
    x = 52,998,132.84/10,076.06
  6. Step 6: Final answer
    x = 5,259.81

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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.