Home / 1,785.64-2,464.41-1,122.52

Finding the Fourth Proportional to 1,785.64, 2,464.41 and 1,122.52

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Solution

The fourth proportional to 1,785.64, 2,464.41 and 1,122.52 is: 1,549.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785.64 : 2,464.41 = 1,122.52 : x
  2. Step 2: Convert to fraction form
    1,785.64/2,464.41 = 1,122.52/x
  3. Step 3: Cross multiply
    1,785.64x = 2,464.41 × 1,122.52
  4. Step 4: Simplify right side
    1,785.64x = 2,766,349.51
  5. Step 5: Solve for x
    x = 2,766,349.51/1,785.64
  6. Step 6: Final answer
    x = 1,549.22

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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.