Home / 2,462.10-3,400.46-1,909.26

Finding the Fourth Proportional to 2,462.10, 3,400.46 and 1,909.26

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Solution

The fourth proportional to 2,462.10, 3,400.46 and 1,909.26 is: 2,636.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,462.10 : 3,400.46 = 1,909.26 : x
  2. Step 2: Convert to fraction form
    2,462.10/3,400.46 = 1,909.26/x
  3. Step 3: Cross multiply
    2,462.10x = 3,400.46 × 1,909.26
  4. Step 4: Simplify right side
    2,462.10x = 6,492,362.26
  5. Step 5: Solve for x
    x = 6,492,362.26/2,462.10
  6. Step 6: Final answer
    x = 2,636.92

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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.