Home / 4,291.45-6,436.53-2,099.59

Finding the Fourth Proportional to 4,291.45, 6,436.53 and 2,099.59

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Solution

The fourth proportional to 4,291.45, 6,436.53 and 2,099.59 is: 3,149.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.45 : 6,436.53 = 2,099.59 : x
  2. Step 2: Convert to fraction form
    4,291.45/6,436.53 = 2,099.59/x
  3. Step 3: Cross multiply
    4,291.45x = 6,436.53 × 2,099.59
  4. Step 4: Simplify right side
    4,291.45x = 13,514,057.93
  5. Step 5: Solve for x
    x = 13,514,057.93/4,291.45
  6. Step 6: Final answer
    x = 3,149.07

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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.