Home / 7,336.80-10,123.81-4,150.53

Finding the Fourth Proportional to 7,336.80, 10,123.81 and 4,150.53

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Solution

The fourth proportional to 7,336.80, 10,123.81 and 4,150.53 is: 5,727.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.80 : 10,123.81 = 4,150.53 : x
  2. Step 2: Convert to fraction form
    7,336.80/10,123.81 = 4,150.53/x
  3. Step 3: Cross multiply
    7,336.80x = 10,123.81 × 4,150.53
  4. Step 4: Simplify right side
    7,336.80x = 42,019,177.12
  5. Step 5: Solve for x
    x = 42,019,177.12/7,336.80
  6. Step 6: Final answer
    x = 5,727.18

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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.