Home / 1,719.32-2,371.74-1,194.44

Finding the Fourth Proportional to 1,719.32, 2,371.74 and 1,194.44

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Solution

The fourth proportional to 1,719.32, 2,371.74 and 1,194.44 is: 1,647.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719.32 : 2,371.74 = 1,194.44 : x
  2. Step 2: Convert to fraction form
    1,719.32/2,371.74 = 1,194.44/x
  3. Step 3: Cross multiply
    1,719.32x = 2,371.74 × 1,194.44
  4. Step 4: Simplify right side
    1,719.32x = 2,832,901.13
  5. Step 5: Solve for x
    x = 2,832,901.13/1,719.32
  6. Step 6: Final answer
    x = 1,647.69

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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.