Home / 6,901.21-9,522.37-4,069.47

Finding the Fourth Proportional to 6,901.21, 9,522.37 and 4,069.47

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Solution

The fourth proportional to 6,901.21, 9,522.37 and 4,069.47 is: 5,615.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901.21 : 9,522.37 = 4,069.47 : x
  2. Step 2: Convert to fraction form
    6,901.21/9,522.37 = 4,069.47/x
  3. Step 3: Cross multiply
    6,901.21x = 9,522.37 × 4,069.47
  4. Step 4: Simplify right side
    6,901.21x = 38,751,039.84
  5. Step 5: Solve for x
    x = 38,751,039.84/6,901.21
  6. Step 6: Final answer
    x = 5,615.11

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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.