Home / 2,354.92-3,247.08-1,609.31

Finding the Fourth Proportional to 2,354.92, 3,247.08 and 1,609.31

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Solution

The fourth proportional to 2,354.92, 3,247.08 and 1,609.31 is: 2,219.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354.92 : 3,247.08 = 1,609.31 : x
  2. Step 2: Convert to fraction form
    2,354.92/3,247.08 = 1,609.31/x
  3. Step 3: Cross multiply
    2,354.92x = 3,247.08 × 1,609.31
  4. Step 4: Simplify right side
    2,354.92x = 5,225,558.31
  5. Step 5: Solve for x
    x = 5,225,558.31/2,354.92
  6. Step 6: Final answer
    x = 2,219.00

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1.5x scale

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.