Home / 2,933.60-4,048.38-1,607.31

Finding the Fourth Proportional to 2,933.60, 4,048.38 and 1,607.31

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Solution

The fourth proportional to 2,933.60, 4,048.38 and 1,607.31 is: 2,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.60 : 4,048.38 = 1,607.31 : x
  2. Step 2: Convert to fraction form
    2,933.60/4,048.38 = 1,607.31/x
  3. Step 3: Cross multiply
    2,933.60x = 4,048.38 × 1,607.31
  4. Step 4: Simplify right side
    2,933.60x = 6,507,001.66
  5. Step 5: Solve for x
    x = 6,507,001.66/2,933.60
  6. Step 6: Final answer
    x = 2,218.10

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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.