Home / 6,534.40-9,784.99-3,609.49

Finding the Fourth Proportional to 6,534.40, 9,784.99 and 3,609.49

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Solution

The fourth proportional to 6,534.40, 9,784.99 and 3,609.49 is: 5,405.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,534.40 : 9,784.99 = 3,609.49 : x
  2. Step 2: Convert to fraction form
    6,534.40/9,784.99 = 3,609.49/x
  3. Step 3: Cross multiply
    6,534.40x = 9,784.99 × 3,609.49
  4. Step 4: Simplify right side
    6,534.40x = 35,318,823.56
  5. Step 5: Solve for x
    x = 35,318,823.56/6,534.40
  6. Step 6: Final answer
    x = 5,405.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.