Home / 2,652.72-3,971.18-1,609.58

Finding the Fourth Proportional to 2,652.72, 3,971.18 and 1,609.58

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Solution

The fourth proportional to 2,652.72, 3,971.18 and 1,609.58 is: 2,409.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652.72 : 3,971.18 = 1,609.58 : x
  2. Step 2: Convert to fraction form
    2,652.72/3,971.18 = 1,609.58/x
  3. Step 3: Cross multiply
    2,652.72x = 3,971.18 × 1,609.58
  4. Step 4: Simplify right side
    2,652.72x = 6,391,931.90
  5. Step 5: Solve for x
    x = 6,391,931.90/2,652.72
  6. Step 6: Final answer
    x = 2,409.58

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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.