Home / 2,756.04-4,133.85-808.39

Finding the Fourth Proportional to 2,756.04, 4,133.85 and 808.39

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Solution

The fourth proportional to 2,756.04, 4,133.85 and 808.39 is: 1,212.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.04 : 4,133.85 = 808.39 : x
  2. Step 2: Convert to fraction form
    2,756.04/4,133.85 = 808.39/x
  3. Step 3: Cross multiply
    2,756.04x = 4,133.85 × 808.39
  4. Step 4: Simplify right side
    2,756.04x = 3,341,763.00
  5. Step 5: Solve for x
    x = 3,341,763.00/2,756.04
  6. Step 6: Final answer
    x = 1,212.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.