Home / 7,137.33-10,705.04-3,240.84

Finding the Fourth Proportional to 7,137.33, 10,705.04 and 3,240.84

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Solution

The fourth proportional to 7,137.33, 10,705.04 and 3,240.84 is: 4,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137.33 : 10,705.04 = 3,240.84 : x
  2. Step 2: Convert to fraction form
    7,137.33/10,705.04 = 3,240.84/x
  3. Step 3: Cross multiply
    7,137.33x = 10,705.04 × 3,240.84
  4. Step 4: Simplify right side
    7,137.33x = 34,693,268.31
  5. Step 5: Solve for x
    x = 34,693,268.31/7,137.33
  6. Step 6: Final answer
    x = 4,860.82

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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.