Home / 3,618.81-4,994.15-2,025.36

Finding the Fourth Proportional to 3,618.81, 4,994.15 and 2,025.36

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Solution

The fourth proportional to 3,618.81, 4,994.15 and 2,025.36 is: 2,795.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618.81 : 4,994.15 = 2,025.36 : x
  2. Step 2: Convert to fraction form
    3,618.81/4,994.15 = 2,025.36/x
  3. Step 3: Cross multiply
    3,618.81x = 4,994.15 × 2,025.36
  4. Step 4: Simplify right side
    3,618.81x = 10,114,916.55
  5. Step 5: Solve for x
    x = 10,114,916.55/3,618.81
  6. Step 6: Final answer
    x = 2,795.10

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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.