Home / 6,977.48-9,628.81-3,833.60

Finding the Fourth Proportional to 6,977.48, 9,628.81 and 3,833.60

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Solution

The fourth proportional to 6,977.48, 9,628.81 and 3,833.60 is: 5,290.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.48 : 9,628.81 = 3,833.60 : x
  2. Step 2: Convert to fraction form
    6,977.48/9,628.81 = 3,833.60/x
  3. Step 3: Cross multiply
    6,977.48x = 9,628.81 × 3,833.60
  4. Step 4: Simplify right side
    6,977.48x = 36,912,948.29
  5. Step 5: Solve for x
    x = 36,912,948.29/6,977.48
  6. Step 6: Final answer
    x = 5,290.30

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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.