Home / 8,748.30-13,114.10-2,900.81

Finding the Fourth Proportional to 8,748.30, 13,114.10 and 2,900.81

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Solution

The fourth proportional to 8,748.30, 13,114.10 and 2,900.81 is: 4,348.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.30 : 13,114.10 = 2,900.81 : x
  2. Step 2: Convert to fraction form
    8,748.30/13,114.10 = 2,900.81/x
  3. Step 3: Cross multiply
    8,748.30x = 13,114.10 × 2,900.81
  4. Step 4: Simplify right side
    8,748.30x = 38,041,552.46
  5. Step 5: Solve for x
    x = 38,041,552.46/8,748.30
  6. Step 6: Final answer
    x = 4,348.45

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