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Finding the Fourth Proportional to 7,335, 10,995.21 and 3,432.42

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Solution

The fourth proportional to 7,335, 10,995.21 and 3,432.42 is: 5,145.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335 : 10,995.21 = 3,432.42 : x
  2. Step 2: Convert to fraction form
    7,335/10,995.21 = 3,432.42/x
  3. Step 3: Cross multiply
    7,335x = 10,995.21 × 3,432.42
  4. Step 4: Simplify right side
    7,335x = 37,740,178.71
  5. Step 5: Solve for x
    x = 37,740,178.71/7,335
  6. Step 6: Final answer
    x = 5,145.22

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