Home / 2,609.12-3,598.67-1,901.18

Finding the Fourth Proportional to 2,609.12, 3,598.67 and 1,901.18

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Solution

The fourth proportional to 2,609.12, 3,598.67 and 1,901.18 is: 2,622.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,609.12 : 3,598.67 = 1,901.18 : x
  2. Step 2: Convert to fraction form
    2,609.12/3,598.67 = 1,901.18/x
  3. Step 3: Cross multiply
    2,609.12x = 3,598.67 × 1,901.18
  4. Step 4: Simplify right side
    2,609.12x = 6,841,691.93
  5. Step 5: Solve for x
    x = 6,841,691.93/2,609.12
  6. Step 6: Final answer
    x = 2,622.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.