Home / 1,382.16-2,060.94-1,365.15

Finding the Fourth Proportional to 1,382.16, 2,060.94 and 1,365.15

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Solution

The fourth proportional to 1,382.16, 2,060.94 and 1,365.15 is: 2,035.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382.16 : 2,060.94 = 1,365.15 : x
  2. Step 2: Convert to fraction form
    1,382.16/2,060.94 = 1,365.15/x
  3. Step 3: Cross multiply
    1,382.16x = 2,060.94 × 1,365.15
  4. Step 4: Simplify right side
    1,382.16x = 2,813,492.24
  5. Step 5: Solve for x
    x = 2,813,492.24/1,382.16
  6. Step 6: Final answer
    x = 2,035.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.