Home / 2,699.38-3,725.08-1,564.62

Finding the Fourth Proportional to 2,699.38, 3,725.08 and 1,564.62

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Solution

The fourth proportional to 2,699.38, 3,725.08 and 1,564.62 is: 2,159.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699.38 : 3,725.08 = 1,564.62 : x
  2. Step 2: Convert to fraction form
    2,699.38/3,725.08 = 1,564.62/x
  3. Step 3: Cross multiply
    2,699.38x = 3,725.08 × 1,564.62
  4. Step 4: Simplify right side
    2,699.38x = 5,828,334.67
  5. Step 5: Solve for x
    x = 5,828,334.67/2,699.38
  6. Step 6: Final answer
    x = 2,159.14

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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.