Home / 7,943.96-10,960.44-6,260.15

Finding the Fourth Proportional to 7,943.96, 10,960.44 and 6,260.15

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Solution

The fourth proportional to 7,943.96, 10,960.44 and 6,260.15 is: 8,637.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.96 : 10,960.44 = 6,260.15 : x
  2. Step 2: Convert to fraction form
    7,943.96/10,960.44 = 6,260.15/x
  3. Step 3: Cross multiply
    7,943.96x = 10,960.44 × 6,260.15
  4. Step 4: Simplify right side
    7,943.96x = 68,613,998.47
  5. Step 5: Solve for x
    x = 68,613,998.47/7,943.96
  6. Step 6: Final answer
    x = 8,637.25

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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.