Home / 5,587.49-7,708.79-3,350.09

Finding the Fourth Proportional to 5,587.49, 7,708.79 and 3,350.09

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Solution

The fourth proportional to 5,587.49, 7,708.79 and 3,350.09 is: 4,621.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.49 : 7,708.79 = 3,350.09 : x
  2. Step 2: Convert to fraction form
    5,587.49/7,708.79 = 3,350.09/x
  3. Step 3: Cross multiply
    5,587.49x = 7,708.79 × 3,350.09
  4. Step 4: Simplify right side
    5,587.49x = 25,825,167.94
  5. Step 5: Solve for x
    x = 25,825,167.94/5,587.49
  6. Step 6: Final answer
    x = 4,621.96

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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.