Home / 3,090.37-4,264.61-1,764.02

Finding the Fourth Proportional to 3,090.37, 4,264.61 and 1,764.02

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Solution

The fourth proportional to 3,090.37, 4,264.61 and 1,764.02 is: 2,434.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.37 : 4,264.61 = 1,764.02 : x
  2. Step 2: Convert to fraction form
    3,090.37/4,264.61 = 1,764.02/x
  3. Step 3: Cross multiply
    3,090.37x = 4,264.61 × 1,764.02
  4. Step 4: Simplify right side
    3,090.37x = 7,522,848.51
  5. Step 5: Solve for x
    x = 7,522,848.51/3,090.37
  6. Step 6: Final answer
    x = 2,434.29

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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.