Home / 9,040.96-13,559.25-3,490.76

Finding the Fourth Proportional to 9,040.96, 13,559.25 and 3,490.76

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Solution

The fourth proportional to 9,040.96, 13,559.25 and 3,490.76 is: 5,235.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,040.96 : 13,559.25 = 3,490.76 : x
  2. Step 2: Convert to fraction form
    9,040.96/13,559.25 = 3,490.76/x
  3. Step 3: Cross multiply
    9,040.96x = 13,559.25 × 3,490.76
  4. Step 4: Simplify right side
    9,040.96x = 47,332,087.53
  5. Step 5: Solve for x
    x = 47,332,087.53/9,040.96
  6. Step 6: Final answer
    x = 5,235.29

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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.