Home / 7,330.64-10,116.48-4,186.76

Finding the Fourth Proportional to 7,330.64, 10,116.48 and 4,186.76

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Solution

The fourth proportional to 7,330.64, 10,116.48 and 4,186.76 is: 5,777.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.64 : 10,116.48 = 4,186.76 : x
  2. Step 2: Convert to fraction form
    7,330.64/10,116.48 = 4,186.76/x
  3. Step 3: Cross multiply
    7,330.64x = 10,116.48 × 4,186.76
  4. Step 4: Simplify right side
    7,330.64x = 42,355,273.80
  5. Step 5: Solve for x
    x = 42,355,273.80/7,330.64
  6. Step 6: Final answer
    x = 5,777.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.