Home / 9,069.53-13,601.21-3,145.04

Finding the Fourth Proportional to 9,069.53, 13,601.21 and 3,145.04

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Solution

The fourth proportional to 9,069.53, 13,601.21 and 3,145.04 is: 4,716.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,069.53 : 13,601.21 = 3,145.04 : x
  2. Step 2: Convert to fraction form
    9,069.53/13,601.21 = 3,145.04/x
  3. Step 3: Cross multiply
    9,069.53x = 13,601.21 × 3,145.04
  4. Step 4: Simplify right side
    9,069.53x = 42,776,265.77
  5. Step 5: Solve for x
    x = 42,776,265.77/9,069.53
  6. Step 6: Final answer
    x = 4,716.48

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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.