Home / 1,669.35-2,297.34-1,567.29

Finding the Fourth Proportional to 1,669.35, 2,297.34 and 1,567.29

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Solution

The fourth proportional to 1,669.35, 2,297.34 and 1,567.29 is: 2,156.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669.35 : 2,297.34 = 1,567.29 : x
  2. Step 2: Convert to fraction form
    1,669.35/2,297.34 = 1,567.29/x
  3. Step 3: Cross multiply
    1,669.35x = 2,297.34 × 1,567.29
  4. Step 4: Simplify right side
    1,669.35x = 3,600,598.01
  5. Step 5: Solve for x
    x = 3,600,598.01/1,669.35
  6. Step 6: Final answer
    x = 2,156.89

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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.