Home / 3,878.68-5,830.98-3,023.32

Finding the Fourth Proportional to 3,878.68, 5,830.98 and 3,023.32

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Solution

The fourth proportional to 3,878.68, 5,830.98 and 3,023.32 is: 4,545.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878.68 : 5,830.98 = 3,023.32 : x
  2. Step 2: Convert to fraction form
    3,878.68/5,830.98 = 3,023.32/x
  3. Step 3: Cross multiply
    3,878.68x = 5,830.98 × 3,023.32
  4. Step 4: Simplify right side
    3,878.68x = 17,628,918.45
  5. Step 5: Solve for x
    x = 17,628,918.45/3,878.68
  6. Step 6: Final answer
    x = 4,545.08

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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.