Home / 1,829.34-2,522.25-1,386.46

Finding the Fourth Proportional to 1,829.34, 2,522.25 and 1,386.46

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Solution

The fourth proportional to 1,829.34, 2,522.25 and 1,386.46 is: 1,911.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.34 : 2,522.25 = 1,386.46 : x
  2. Step 2: Convert to fraction form
    1,829.34/2,522.25 = 1,386.46/x
  3. Step 3: Cross multiply
    1,829.34x = 2,522.25 × 1,386.46
  4. Step 4: Simplify right side
    1,829.34x = 3,496,998.74
  5. Step 5: Solve for x
    x = 3,496,998.74/1,829.34
  6. Step 6: Final answer
    x = 1,911.62

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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.