Home / 4,940.12-7,410.58-1,477.32

Finding the Fourth Proportional to 4,940.12, 7,410.58 and 1,477.32

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Solution

The fourth proportional to 4,940.12, 7,410.58 and 1,477.32 is: 2,216.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.12 : 7,410.58 = 1,477.32 : x
  2. Step 2: Convert to fraction form
    4,940.12/7,410.58 = 1,477.32/x
  3. Step 3: Cross multiply
    4,940.12x = 7,410.58 × 1,477.32
  4. Step 4: Simplify right side
    4,940.12x = 10,947,798.05
  5. Step 5: Solve for x
    x = 10,947,798.05/4,940.12
  6. Step 6: Final answer
    x = 2,216.10

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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.