Home / 9,071.13-13,611.95-3,805.67

Finding the Fourth Proportional to 9,071.13, 13,611.95 and 3,805.67

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Solution

The fourth proportional to 9,071.13, 13,611.95 and 3,805.67 is: 5,710.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,071.13 : 13,611.95 = 3,805.67 : x
  2. Step 2: Convert to fraction form
    9,071.13/13,611.95 = 3,805.67/x
  3. Step 3: Cross multiply
    9,071.13x = 13,611.95 × 3,805.67
  4. Step 4: Simplify right side
    9,071.13x = 51,802,619.03
  5. Step 5: Solve for x
    x = 51,802,619.03/9,071.13
  6. Step 6: Final answer
    x = 5,710.71

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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.