Home / 7,415.58-11,121.25-2,484.10

Finding the Fourth Proportional to 7,415.58, 11,121.25 and 2,484.10

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Solution

The fourth proportional to 7,415.58, 11,121.25 and 2,484.10 is: 3,725.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415.58 : 11,121.25 = 2,484.10 : x
  2. Step 2: Convert to fraction form
    7,415.58/11,121.25 = 2,484.10/x
  3. Step 3: Cross multiply
    7,415.58x = 11,121.25 × 2,484.10
  4. Step 4: Simplify right side
    7,415.58x = 27,626,297.13
  5. Step 5: Solve for x
    x = 27,626,297.13/7,415.58
  6. Step 6: Final answer
    x = 3,725.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.