Home / 6,909.06-9,534.51-3,765.25

Finding the Fourth Proportional to 6,909.06, 9,534.51 and 3,765.25

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Solution

The fourth proportional to 6,909.06, 9,534.51 and 3,765.25 is: 5,196.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909.06 : 9,534.51 = 3,765.25 : x
  2. Step 2: Convert to fraction form
    6,909.06/9,534.51 = 3,765.25/x
  3. Step 3: Cross multiply
    6,909.06x = 9,534.51 × 3,765.25
  4. Step 4: Simplify right side
    6,909.06x = 35,899,813.78
  5. Step 5: Solve for x
    x = 35,899,813.78/6,909.06
  6. Step 6: Final answer
    x = 5,196.05

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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.