Home / 1,829.04-2,523.64-1,111.21

Finding the Fourth Proportional to 1,829.04, 2,523.64 and 1,111.21

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Solution

The fourth proportional to 1,829.04, 2,523.64 and 1,111.21 is: 1,533.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.04 : 2,523.64 = 1,111.21 : x
  2. Step 2: Convert to fraction form
    1,829.04/2,523.64 = 1,111.21/x
  3. Step 3: Cross multiply
    1,829.04x = 2,523.64 × 1,111.21
  4. Step 4: Simplify right side
    1,829.04x = 2,804,286.17
  5. Step 5: Solve for x
    x = 2,804,286.17/1,829.04
  6. Step 6: Final answer
    x = 1,533.20

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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.