Home / 5,375.70-8,063.55-4,145.51

Finding the Fourth Proportional to 5,375.70, 8,063.55 and 4,145.51

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Solution

The fourth proportional to 5,375.70, 8,063.55 and 4,145.51 is: 6,218.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375.70 : 8,063.55 = 4,145.51 : x
  2. Step 2: Convert to fraction form
    5,375.70/8,063.55 = 4,145.51/x
  3. Step 3: Cross multiply
    5,375.70x = 8,063.55 × 4,145.51
  4. Step 4: Simplify right side
    5,375.70x = 33,427,547.32
  5. Step 5: Solve for x
    x = 33,427,547.32/5,375.70
  6. Step 6: Final answer
    x = 6,218.27

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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.