Home / 5,476.62-7,558.11-3,118.26

Finding the Fourth Proportional to 5,476.62, 7,558.11 and 3,118.26

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Solution

The fourth proportional to 5,476.62, 7,558.11 and 3,118.26 is: 4,303.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.62 : 7,558.11 = 3,118.26 : x
  2. Step 2: Convert to fraction form
    5,476.62/7,558.11 = 3,118.26/x
  3. Step 3: Cross multiply
    5,476.62x = 7,558.11 × 3,118.26
  4. Step 4: Simplify right side
    5,476.62x = 23,568,152.09
  5. Step 5: Solve for x
    x = 23,568,152.09/5,476.62
  6. Step 6: Final answer
    x = 4,303.41

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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.