Home / 1,801.17-2,486.60-1,244.64

Finding the Fourth Proportional to 1,801.17, 2,486.60 and 1,244.64

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Solution

The fourth proportional to 1,801.17, 2,486.60 and 1,244.64 is: 1,718.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801.17 : 2,486.60 = 1,244.64 : x
  2. Step 2: Convert to fraction form
    1,801.17/2,486.60 = 1,244.64/x
  3. Step 3: Cross multiply
    1,801.17x = 2,486.60 × 1,244.64
  4. Step 4: Simplify right side
    1,801.17x = 3,094,903.17
  5. Step 5: Solve for x
    x = 3,094,903.17/1,801.17
  6. Step 6: Final answer
    x = 1,718.27

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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.