Home / 6,765.08-9,335.43-3,780.32

Finding the Fourth Proportional to 6,765.08, 9,335.43 and 3,780.32

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Solution

The fourth proportional to 6,765.08, 9,335.43 and 3,780.32 is: 5,216.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.08 : 9,335.43 = 3,780.32 : x
  2. Step 2: Convert to fraction form
    6,765.08/9,335.43 = 3,780.32/x
  3. Step 3: Cross multiply
    6,765.08x = 9,335.43 × 3,780.32
  4. Step 4: Simplify right side
    6,765.08x = 35,290,866.06
  5. Step 5: Solve for x
    x = 35,290,866.06/6,765.08
  6. Step 6: Final answer
    x = 5,216.63

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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.