Home / 3,456.10-5,181.06-1,507.24

Finding the Fourth Proportional to 3,456.10, 5,181.06 and 1,507.24

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Solution

The fourth proportional to 3,456.10, 5,181.06 and 1,507.24 is: 2,259.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.10 : 5,181.06 = 1,507.24 : x
  2. Step 2: Convert to fraction form
    3,456.10/5,181.06 = 1,507.24/x
  3. Step 3: Cross multiply
    3,456.10x = 5,181.06 × 1,507.24
  4. Step 4: Simplify right side
    3,456.10x = 7,809,100.87
  5. Step 5: Solve for x
    x = 7,809,100.87/3,456.10
  6. Step 6: Final answer
    x = 2,259.51

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1.5x scale

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.