Home / 7,943.48-10,961.84-4,406.66

Finding the Fourth Proportional to 7,943.48, 10,961.84 and 4,406.66

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Solution

The fourth proportional to 7,943.48, 10,961.84 and 4,406.66 is: 6,081.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.48 : 10,961.84 = 4,406.66 : x
  2. Step 2: Convert to fraction form
    7,943.48/10,961.84 = 4,406.66/x
  3. Step 3: Cross multiply
    7,943.48x = 10,961.84 × 4,406.66
  4. Step 4: Simplify right side
    7,943.48x = 48,305,079.82
  5. Step 5: Solve for x
    x = 48,305,079.82/7,943.48
  6. Step 6: Final answer
    x = 6,081.10

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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.