Home / 11,485.02-17,230.41-3,693.66

Finding the Fourth Proportional to 11,485.02, 17,230.41 and 3,693.66

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Solution

The fourth proportional to 11,485.02, 17,230.41 and 3,693.66 is: 5,541.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.02 : 17,230.41 = 3,693.66 : x
  2. Step 2: Convert to fraction form
    11,485.02/17,230.41 = 3,693.66/x
  3. Step 3: Cross multiply
    11,485.02x = 17,230.41 × 3,693.66
  4. Step 4: Simplify right side
    11,485.02x = 63,643,276.20
  5. Step 5: Solve for x
    x = 63,643,276.20/11,485.02
  6. Step 6: Final answer
    x = 5,541.42

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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.