Home / 2,609.04-3,598.92-2,087.76

Finding the Fourth Proportional to 2,609.04, 3,598.92 and 2,087.76

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Solution

The fourth proportional to 2,609.04, 3,598.92 and 2,087.76 is: 2,879.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,609.04 : 3,598.92 = 2,087.76 : x
  2. Step 2: Convert to fraction form
    2,609.04/3,598.92 = 2,087.76/x
  3. Step 3: Cross multiply
    2,609.04x = 3,598.92 × 2,087.76
  4. Step 4: Simplify right side
    2,609.04x = 7,513,681.22
  5. Step 5: Solve for x
    x = 7,513,681.22/2,609.04
  6. Step 6: Final answer
    x = 2,879.86

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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.