Home / 3,618.58-4,994.46-2,357.44

Finding the Fourth Proportional to 3,618.58, 4,994.46 and 2,357.44

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Solution

The fourth proportional to 3,618.58, 4,994.46 and 2,357.44 is: 3,253.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618.58 : 4,994.46 = 2,357.44 : x
  2. Step 2: Convert to fraction form
    3,618.58/4,994.46 = 2,357.44/x
  3. Step 3: Cross multiply
    3,618.58x = 4,994.46 × 2,357.44
  4. Step 4: Simplify right side
    3,618.58x = 11,774,139.78
  5. Step 5: Solve for x
    x = 11,774,139.78/3,618.58
  6. Step 6: Final answer
    x = 3,253.80

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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.