Home / 7,302.96-10,944.16-4,178.28

Finding the Fourth Proportional to 7,302.96, 10,944.16 and 4,178.28

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Solution

The fourth proportional to 7,302.96, 10,944.16 and 4,178.28 is: 6,261.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302.96 : 10,944.16 = 4,178.28 : x
  2. Step 2: Convert to fraction form
    7,302.96/10,944.16 = 4,178.28/x
  3. Step 3: Cross multiply
    7,302.96x = 10,944.16 × 4,178.28
  4. Step 4: Simplify right side
    7,302.96x = 45,727,764.84
  5. Step 5: Solve for x
    x = 45,727,764.84/7,302.96
  6. Step 6: Final answer
    x = 6,261.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.