Home / 7,429.12-11,133.96-5,565.58

Finding the Fourth Proportional to 7,429.12, 11,133.96 and 5,565.58

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Solution

The fourth proportional to 7,429.12, 11,133.96 and 5,565.58 is: 8,341.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429.12 : 11,133.96 = 5,565.58 : x
  2. Step 2: Convert to fraction form
    7,429.12/11,133.96 = 5,565.58/x
  3. Step 3: Cross multiply
    7,429.12x = 11,133.96 × 5,565.58
  4. Step 4: Simplify right side
    7,429.12x = 61,966,945.10
  5. Step 5: Solve for x
    x = 61,966,945.10/7,429.12
  6. Step 6: Final answer
    x = 8,341.09

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