Home / 1,816.04-2,722.16-1,655.66

Finding the Fourth Proportional to 1,816.04, 2,722.16 and 1,655.66

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Solution

The fourth proportional to 1,816.04, 2,722.16 and 1,655.66 is: 2,481.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.04 : 2,722.16 = 1,655.66 : x
  2. Step 2: Convert to fraction form
    1,816.04/2,722.16 = 1,655.66/x
  3. Step 3: Cross multiply
    1,816.04x = 2,722.16 × 1,655.66
  4. Step 4: Simplify right side
    1,816.04x = 4,506,971.43
  5. Step 5: Solve for x
    x = 4,506,971.43/1,816.04
  6. Step 6: Final answer
    x = 2,481.76

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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.