Home / 10,617.03-15,919.47-4,039.02

Finding the Fourth Proportional to 10,617.03, 15,919.47 and 4,039.02

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Solution

The fourth proportional to 10,617.03, 15,919.47 and 4,039.02 is: 6,056.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,617.03 : 15,919.47 = 4,039.02 : x
  2. Step 2: Convert to fraction form
    10,617.03/15,919.47 = 4,039.02/x
  3. Step 3: Cross multiply
    10,617.03x = 15,919.47 × 4,039.02
  4. Step 4: Simplify right side
    10,617.03x = 64,299,057.72
  5. Step 5: Solve for x
    x = 64,299,057.72/10,617.03
  6. Step 6: Final answer
    x = 6,056.22

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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.