Home / 2,030.60-2,802.26-1,191.94

Finding the Fourth Proportional to 2,030.60, 2,802.26 and 1,191.94

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Solution

The fourth proportional to 2,030.60, 2,802.26 and 1,191.94 is: 1,644.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.60 : 2,802.26 = 1,191.94 : x
  2. Step 2: Convert to fraction form
    2,030.60/2,802.26 = 1,191.94/x
  3. Step 3: Cross multiply
    2,030.60x = 2,802.26 × 1,191.94
  4. Step 4: Simplify right side
    2,030.60x = 3,340,125.78
  5. Step 5: Solve for x
    x = 3,340,125.78/2,030.60
  6. Step 6: Final answer
    x = 1,644.90

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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.