Home / 12,080.02-16,670.39-6,774.95

Finding the Fourth Proportional to 12,080.02, 16,670.39 and 6,774.95

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Solution

The fourth proportional to 12,080.02, 16,670.39 and 6,774.95 is: 9,349.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080.02 : 16,670.39 = 6,774.95 : x
  2. Step 2: Convert to fraction form
    12,080.02/16,670.39 = 6,774.95/x
  3. Step 3: Cross multiply
    12,080.02x = 16,670.39 × 6,774.95
  4. Step 4: Simplify right side
    12,080.02x = 112,941,057.76
  5. Step 5: Solve for x
    x = 112,941,057.76/12,080.02
  6. Step 6: Final answer
    x = 9,349.41

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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.