Home / 6,977.96-9,628.98-3,833.36

Finding the Fourth Proportional to 6,977.96, 9,628.98 and 3,833.36

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Solution

The fourth proportional to 6,977.96, 9,628.98 and 3,833.36 is: 5,289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.96 : 9,628.98 = 3,833.36 : x
  2. Step 2: Convert to fraction form
    6,977.96/9,628.98 = 3,833.36/x
  3. Step 3: Cross multiply
    6,977.96x = 9,628.98 × 3,833.36
  4. Step 4: Simplify right side
    6,977.96x = 36,911,346.77
  5. Step 5: Solve for x
    x = 36,911,346.77/6,977.96
  6. Step 6: Final answer
    x = 5,289.70

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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.