Home / 1,730.68-2,598.45-1,081.96

Finding the Fourth Proportional to 1,730.68, 2,598.45 and 1,081.96

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Solution

The fourth proportional to 1,730.68, 2,598.45 and 1,081.96 is: 1,624.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.68 : 2,598.45 = 1,081.96 : x
  2. Step 2: Convert to fraction form
    1,730.68/2,598.45 = 1,081.96/x
  3. Step 3: Cross multiply
    1,730.68x = 2,598.45 × 1,081.96
  4. Step 4: Simplify right side
    1,730.68x = 2,811,418.96
  5. Step 5: Solve for x
    x = 2,811,418.96/1,730.68
  6. Step 6: Final answer
    x = 1,624.46

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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.