Home / 5,508.42-7,601.59-2,990.51

Finding the Fourth Proportional to 5,508.42, 7,601.59 and 2,990.51

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Solution

The fourth proportional to 5,508.42, 7,601.59 and 2,990.51 is: 4,126.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508.42 : 7,601.59 = 2,990.51 : x
  2. Step 2: Convert to fraction form
    5,508.42/7,601.59 = 2,990.51/x
  3. Step 3: Cross multiply
    5,508.42x = 7,601.59 × 2,990.51
  4. Step 4: Simplify right side
    5,508.42x = 22,732,595.36
  5. Step 5: Solve for x
    x = 22,732,595.36/5,508.42
  6. Step 6: Final answer
    x = 4,126.88

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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.