Home / 7,723.14-10,657.97-4,186.32

Finding the Fourth Proportional to 7,723.14, 10,657.97 and 4,186.32

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Solution

The fourth proportional to 7,723.14, 10,657.97 and 4,186.32 is: 5,777.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.14 : 10,657.97 = 4,186.32 : x
  2. Step 2: Convert to fraction form
    7,723.14/10,657.97 = 4,186.32/x
  3. Step 3: Cross multiply
    7,723.14x = 10,657.97 × 4,186.32
  4. Step 4: Simplify right side
    7,723.14x = 44,617,672.97
  5. Step 5: Solve for x
    x = 44,617,672.97/7,723.14
  6. Step 6: Final answer
    x = 5,777.14

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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.