Home / 1,785.24-2,464.02-1,122.66

Finding the Fourth Proportional to 1,785.24, 2,464.02 and 1,122.66

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Solution

The fourth proportional to 1,785.24, 2,464.02 and 1,122.66 is: 1,549.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785.24 : 2,464.02 = 1,122.66 : x
  2. Step 2: Convert to fraction form
    1,785.24/2,464.02 = 1,122.66/x
  3. Step 3: Cross multiply
    1,785.24x = 2,464.02 × 1,122.66
  4. Step 4: Simplify right side
    1,785.24x = 2,766,256.69
  5. Step 5: Solve for x
    x = 2,766,256.69/1,785.24
  6. Step 6: Final answer
    x = 1,549.52

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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.