Home / 7,464.02-11,185.43-3,513.78

Finding the Fourth Proportional to 7,464.02, 11,185.43 and 3,513.78

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Solution

The fourth proportional to 7,464.02, 11,185.43 and 3,513.78 is: 5,265.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,464.02 : 11,185.43 = 3,513.78 : x
  2. Step 2: Convert to fraction form
    7,464.02/11,185.43 = 3,513.78/x
  3. Step 3: Cross multiply
    7,464.02x = 11,185.43 × 3,513.78
  4. Step 4: Simplify right side
    7,464.02x = 39,303,122.66
  5. Step 5: Solve for x
    x = 39,303,122.66/7,464.02
  6. Step 6: Final answer
    x = 5,265.68

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1.5x scale

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.