Home / 6,770.30-9,347.36-4,381.45

Finding the Fourth Proportional to 6,770.30, 9,347.36 and 4,381.45

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Solution

The fourth proportional to 6,770.30, 9,347.36 and 4,381.45 is: 6,049.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770.30 : 9,347.36 = 4,381.45 : x
  2. Step 2: Convert to fraction form
    6,770.30/9,347.36 = 4,381.45/x
  3. Step 3: Cross multiply
    6,770.30x = 9,347.36 × 4,381.45
  4. Step 4: Simplify right side
    6,770.30x = 40,954,990.47
  5. Step 5: Solve for x
    x = 40,954,990.47/6,770.30
  6. Step 6: Final answer
    x = 6,049.21

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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.