Home / 3,664.04-5,056.38-1,985.46

Finding the Fourth Proportional to 3,664.04, 5,056.38 and 1,985.46

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Solution

The fourth proportional to 3,664.04, 5,056.38 and 1,985.46 is: 2,739.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.04 : 5,056.38 = 1,985.46 : x
  2. Step 2: Convert to fraction form
    3,664.04/5,056.38 = 1,985.46/x
  3. Step 3: Cross multiply
    3,664.04x = 5,056.38 × 1,985.46
  4. Step 4: Simplify right side
    3,664.04x = 10,039,240.23
  5. Step 5: Solve for x
    x = 10,039,240.23/3,664.04
  6. Step 6: Final answer
    x = 2,739.94

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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.