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Finding the Fourth Proportional to 1,703.32, 2,552.58 and 1,355.11

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Solution

The fourth proportional to 1,703.32, 2,552.58 and 1,355.11 is: 2,030.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703.32 : 2,552.58 = 1,355.11 : x
  2. Step 2: Convert to fraction form
    1,703.32/2,552.58 = 1,355.11/x
  3. Step 3: Cross multiply
    1,703.32x = 2,552.58 × 1,355.11
  4. Step 4: Simplify right side
    1,703.32x = 3,459,026.68
  5. Step 5: Solve for x
    x = 3,459,026.68/1,703.32
  6. Step 6: Final answer
    x = 2,030.76

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