Home / 12,059.02-18,085.20-3,294.28

Finding the Fourth Proportional to 12,059.02, 18,085.20 and 3,294.28

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Solution

The fourth proportional to 12,059.02, 18,085.20 and 3,294.28 is: 4,940.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059.02 : 18,085.20 = 3,294.28 : x
  2. Step 2: Convert to fraction form
    12,059.02/18,085.20 = 3,294.28/x
  3. Step 3: Cross multiply
    12,059.02x = 18,085.20 × 3,294.28
  4. Step 4: Simplify right side
    12,059.02x = 59,577,712.66
  5. Step 5: Solve for x
    x = 59,577,712.66/12,059.02
  6. Step 6: Final answer
    x = 4,940.51

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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.