Home / 8,741.93-13,119.57-3,200.51

Finding the Fourth Proportional to 8,741.93, 13,119.57 and 3,200.51

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Solution

The fourth proportional to 8,741.93, 13,119.57 and 3,200.51 is: 4,803.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,741.93 : 13,119.57 = 3,200.51 : x
  2. Step 2: Convert to fraction form
    8,741.93/13,119.57 = 3,200.51/x
  3. Step 3: Cross multiply
    8,741.93x = 13,119.57 × 3,200.51
  4. Step 4: Simplify right side
    8,741.93x = 41,989,347.78
  5. Step 5: Solve for x
    x = 41,989,347.78/8,741.93
  6. Step 6: Final answer
    x = 4,803.22

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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.