Home / 1,829.15-2,746.16-1,090.13

Finding the Fourth Proportional to 1,829.15, 2,746.16 and 1,090.13

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Solution

The fourth proportional to 1,829.15, 2,746.16 and 1,090.13 is: 1,636.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.15 : 2,746.16 = 1,090.13 : x
  2. Step 2: Convert to fraction form
    1,829.15/2,746.16 = 1,090.13/x
  3. Step 3: Cross multiply
    1,829.15x = 2,746.16 × 1,090.13
  4. Step 4: Simplify right side
    1,829.15x = 2,993,652.22
  5. Step 5: Solve for x
    x = 2,993,652.22/1,829.15
  6. Step 6: Final answer
    x = 1,636.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.