Home / 10,115.94-15,173.91-3,544.01

Finding the Fourth Proportional to 10,115.94, 15,173.91 and 3,544.01

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Solution

The fourth proportional to 10,115.94, 15,173.91 and 3,544.01 is: 5,316.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,115.94 : 15,173.91 = 3,544.01 : x
  2. Step 2: Convert to fraction form
    10,115.94/15,173.91 = 3,544.01/x
  3. Step 3: Cross multiply
    10,115.94x = 15,173.91 × 3,544.01
  4. Step 4: Simplify right side
    10,115.94x = 53,776,412.91
  5. Step 5: Solve for x
    x = 53,776,412.91/10,115.94
  6. Step 6: Final answer
    x = 5,316.01

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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.