Home / 1,194.02-1,646.61-914.27

Finding the Fourth Proportional to 1,194.02, 1,646.61 and 914.27

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Solution

The fourth proportional to 1,194.02, 1,646.61 and 914.27 is: 1,260.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194.02 : 1,646.61 = 914.27 : x
  2. Step 2: Convert to fraction form
    1,194.02/1,646.61 = 914.27/x
  3. Step 3: Cross multiply
    1,194.02x = 1,646.61 × 914.27
  4. Step 4: Simplify right side
    1,194.02x = 1,505,446.12
  5. Step 5: Solve for x
    x = 1,505,446.12/1,194.02
  6. Step 6: Final answer
    x = 1,260.82

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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.