Home / 6,977.52-9,628.98-3,790.83

Finding the Fourth Proportional to 6,977.52, 9,628.98 and 3,790.83

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Solution

The fourth proportional to 6,977.52, 9,628.98 and 3,790.83 is: 5,231.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.52 : 9,628.98 = 3,790.83 : x
  2. Step 2: Convert to fraction form
    6,977.52/9,628.98 = 3,790.83/x
  3. Step 3: Cross multiply
    6,977.52x = 9,628.98 × 3,790.83
  4. Step 4: Simplify right side
    6,977.52x = 36,501,804.36
  5. Step 5: Solve for x
    x = 36,501,804.36/6,977.52
  6. Step 6: Final answer
    x = 5,231.35

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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.