Home / 1,844.32-2,762.16-1,382.56

Finding the Fourth Proportional to 1,844.32, 2,762.16 and 1,382.56

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Solution

The fourth proportional to 1,844.32, 2,762.16 and 1,382.56 is: 2,070.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.32 : 2,762.16 = 1,382.56 : x
  2. Step 2: Convert to fraction form
    1,844.32/2,762.16 = 1,382.56/x
  3. Step 3: Cross multiply
    1,844.32x = 2,762.16 × 1,382.56
  4. Step 4: Simplify right side
    1,844.32x = 3,818,851.93
  5. Step 5: Solve for x
    x = 3,818,851.93/1,844.32
  6. Step 6: Final answer
    x = 2,070.60

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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.