Home / 3,159.63-4,360.70-1,833.75

Finding the Fourth Proportional to 3,159.63, 4,360.70 and 1,833.75

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Solution

The fourth proportional to 3,159.63, 4,360.70 and 1,833.75 is: 2,530.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.63 : 4,360.70 = 1,833.75 : x
  2. Step 2: Convert to fraction form
    3,159.63/4,360.70 = 1,833.75/x
  3. Step 3: Cross multiply
    3,159.63x = 4,360.70 × 1,833.75
  4. Step 4: Simplify right side
    3,159.63x = 7,996,424.46
  5. Step 5: Solve for x
    x = 7,996,424.46/3,159.63
  6. Step 6: Final answer
    x = 2,530.81

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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.