Home / 3,657.32-5,046.99-2,085.34

Finding the Fourth Proportional to 3,657.32, 5,046.99 and 2,085.34

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Solution

The fourth proportional to 3,657.32, 5,046.99 and 2,085.34 is: 2,877.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.32 : 5,046.99 = 2,085.34 : x
  2. Step 2: Convert to fraction form
    3,657.32/5,046.99 = 2,085.34/x
  3. Step 3: Cross multiply
    3,657.32x = 5,046.99 × 2,085.34
  4. Step 4: Simplify right side
    3,657.32x = 10,524,690.13
  5. Step 5: Solve for x
    x = 10,524,690.13/3,657.32
  6. Step 6: Final answer
    x = 2,877.71

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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.