Home / 10,203.22-14,078.66-5,727.16

Finding the Fourth Proportional to 10,203.22, 14,078.66 and 5,727.16

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Solution

The fourth proportional to 10,203.22, 14,078.66 and 5,727.16 is: 7,902.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203.22 : 14,078.66 = 5,727.16 : x
  2. Step 2: Convert to fraction form
    10,203.22/14,078.66 = 5,727.16/x
  3. Step 3: Cross multiply
    10,203.22x = 14,078.66 × 5,727.16
  4. Step 4: Simplify right side
    10,203.22x = 80,630,680.39
  5. Step 5: Solve for x
    x = 80,630,680.39/10,203.22
  6. Step 6: Final answer
    x = 7,902.48

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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.