Home / 3,342.42-4,614.80-2,085.39

Finding the Fourth Proportional to 3,342.42, 4,614.80 and 2,085.39

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Solution

The fourth proportional to 3,342.42, 4,614.80 and 2,085.39 is: 2,879.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.42 : 4,614.80 = 2,085.39 : x
  2. Step 2: Convert to fraction form
    3,342.42/4,614.80 = 2,085.39/x
  3. Step 3: Cross multiply
    3,342.42x = 4,614.80 × 2,085.39
  4. Step 4: Simplify right side
    3,342.42x = 9,623,647.35
  5. Step 5: Solve for x
    x = 9,623,647.35/3,342.42
  6. Step 6: Final answer
    x = 2,879.25

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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.