Home / 1,785.06-2,464.16-1,343.07

Finding the Fourth Proportional to 1,785.06, 2,464.16 and 1,343.07

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Solution

The fourth proportional to 1,785.06, 2,464.16 and 1,343.07 is: 1,854.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785.06 : 2,464.16 = 1,343.07 : x
  2. Step 2: Convert to fraction form
    1,785.06/2,464.16 = 1,343.07/x
  3. Step 3: Cross multiply
    1,785.06x = 2,464.16 × 1,343.07
  4. Step 4: Simplify right side
    1,785.06x = 3,309,532.66
  5. Step 5: Solve for x
    x = 3,309,532.66/1,785.06
  6. Step 6: Final answer
    x = 1,854.02

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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.