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Finding the Fourth Proportional to 1,816.61, 2,722.31 and 1,035.00

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Solution

The fourth proportional to 1,816.61, 2,722.31 and 1,035.00 is: 1,551.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.61 : 2,722.31 = 1,035.00 : x
  2. Step 2: Convert to fraction form
    1,816.61/2,722.31 = 1,035.00/x
  3. Step 3: Cross multiply
    1,816.61x = 2,722.31 × 1,035.00
  4. Step 4: Simplify right side
    1,816.61x = 2,817,577.24
  5. Step 5: Solve for x
    x = 2,817,577.24/1,816.61
  6. Step 6: Final answer
    x = 1,551.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.