Home / 6,802.56-9,387.40-3,777.52

Finding the Fourth Proportional to 6,802.56, 9,387.40 and 3,777.52

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Solution

The fourth proportional to 6,802.56, 9,387.40 and 3,777.52 is: 5,212.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,802.56 : 9,387.40 = 3,777.52 : x
  2. Step 2: Convert to fraction form
    6,802.56/9,387.40 = 3,777.52/x
  3. Step 3: Cross multiply
    6,802.56x = 9,387.40 × 3,777.52
  4. Step 4: Simplify right side
    6,802.56x = 35,461,091.25
  5. Step 5: Solve for x
    x = 35,461,091.25/6,802.56
  6. Step 6: Final answer
    x = 5,212.90

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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.