Home / 7,332.07-10,118.50-4,145.46

Finding the Fourth Proportional to 7,332.07, 10,118.50 and 4,145.46

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Solution

The fourth proportional to 7,332.07, 10,118.50 and 4,145.46 is: 5,720.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.07 : 10,118.50 = 4,145.46 : x
  2. Step 2: Convert to fraction form
    7,332.07/10,118.50 = 4,145.46/x
  3. Step 3: Cross multiply
    7,332.07x = 10,118.50 × 4,145.46
  4. Step 4: Simplify right side
    7,332.07x = 41,945,816.28
  5. Step 5: Solve for x
    x = 41,945,816.28/7,332.07
  6. Step 6: Final answer
    x = 5,720.87

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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.