Home / 3,518.44-4,855.40-1,925.06

Finding the Fourth Proportional to 3,518.44, 4,855.40 and 1,925.06

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Solution

The fourth proportional to 3,518.44, 4,855.40 and 1,925.06 is: 2,656.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.44 : 4,855.40 = 1,925.06 : x
  2. Step 2: Convert to fraction form
    3,518.44/4,855.40 = 1,925.06/x
  3. Step 3: Cross multiply
    3,518.44x = 4,855.40 × 1,925.06
  4. Step 4: Simplify right side
    3,518.44x = 9,346,936.32
  5. Step 5: Solve for x
    x = 9,346,936.32/3,518.44
  6. Step 6: Final answer
    x = 2,656.56

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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.