Home / 6,965.40-10,449.47-3,069.84

Finding the Fourth Proportional to 6,965.40, 10,449.47 and 3,069.84

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Solution

The fourth proportional to 6,965.40, 10,449.47 and 3,069.84 is: 4,605.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,965.40 : 10,449.47 = 3,069.84 : x
  2. Step 2: Convert to fraction form
    6,965.40/10,449.47 = 3,069.84/x
  3. Step 3: Cross multiply
    6,965.40x = 10,449.47 × 3,069.84
  4. Step 4: Simplify right side
    6,965.40x = 32,078,200.98
  5. Step 5: Solve for x
    x = 32,078,200.98/6,965.40
  6. Step 6: Final answer
    x = 4,605.36

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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.