Home / 10,893.81-16,341.63-4,320.06

Finding the Fourth Proportional to 10,893.81, 16,341.63 and 4,320.06

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Solution

The fourth proportional to 10,893.81, 16,341.63 and 4,320.06 is: 6,480.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893.81 : 16,341.63 = 4,320.06 : x
  2. Step 2: Convert to fraction form
    10,893.81/16,341.63 = 4,320.06/x
  3. Step 3: Cross multiply
    10,893.81x = 16,341.63 × 4,320.06
  4. Step 4: Simplify right side
    10,893.81x = 70,596,822.10
  5. Step 5: Solve for x
    x = 70,596,822.10/10,893.81
  6. Step 6: Final answer
    x = 6,480.45

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