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Finding the Fourth Proportional to 7,110.71, 10,666.05 and 2,430.75

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Solution

The fourth proportional to 7,110.71, 10,666.05 and 2,430.75 is: 3,646.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110.71 : 10,666.05 = 2,430.75 : x
  2. Step 2: Convert to fraction form
    7,110.71/10,666.05 = 2,430.75/x
  3. Step 3: Cross multiply
    7,110.71x = 10,666.05 × 2,430.75
  4. Step 4: Simplify right side
    7,110.71x = 25,926,501.04
  5. Step 5: Solve for x
    x = 25,926,501.04/7,110.71
  6. Step 6: Final answer
    x = 3,646.12

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