Home / 7,679.56-10,596.65-4,322.18

Finding the Fourth Proportional to 7,679.56, 10,596.65 and 4,322.18

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Solution

The fourth proportional to 7,679.56, 10,596.65 and 4,322.18 is: 5,963.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,679.56 : 10,596.65 = 4,322.18 : x
  2. Step 2: Convert to fraction form
    7,679.56/10,596.65 = 4,322.18/x
  3. Step 3: Cross multiply
    7,679.56x = 10,596.65 × 4,322.18
  4. Step 4: Simplify right side
    7,679.56x = 45,800,587.96
  5. Step 5: Solve for x
    x = 45,800,587.96/7,679.56
  6. Step 6: Final answer
    x = 5,963.96

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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.