Home / 3,657.06-5,046.72-2,085.14

Finding the Fourth Proportional to 3,657.06, 5,046.72 and 2,085.14

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Solution

The fourth proportional to 3,657.06, 5,046.72 and 2,085.14 is: 2,877.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.06 : 5,046.72 = 2,085.14 : x
  2. Step 2: Convert to fraction form
    3,657.06/5,046.72 = 2,085.14/x
  3. Step 3: Cross multiply
    3,657.06x = 5,046.72 × 2,085.14
  4. Step 4: Simplify right side
    3,657.06x = 10,523,092.51
  5. Step 5: Solve for x
    x = 10,523,092.51/3,657.06
  6. Step 6: Final answer
    x = 2,877.47

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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.