Home / 6,802.20-9,386.26-3,817.64

Finding the Fourth Proportional to 6,802.20, 9,386.26 and 3,817.64

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Solution

The fourth proportional to 6,802.20, 9,386.26 and 3,817.64 is: 5,267.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,802.20 : 9,386.26 = 3,817.64 : x
  2. Step 2: Convert to fraction form
    6,802.20/9,386.26 = 3,817.64/x
  3. Step 3: Cross multiply
    6,802.20x = 9,386.26 × 3,817.64
  4. Step 4: Simplify right side
    6,802.20x = 35,833,361.63
  5. Step 5: Solve for x
    x = 35,833,361.63/6,802.20
  6. Step 6: Final answer
    x = 5,267.91

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1.5x scale

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.