Home / 4,740.68-7,107.35-2,398.79

Finding the Fourth Proportional to 4,740.68, 7,107.35 and 2,398.79

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Solution

The fourth proportional to 4,740.68, 7,107.35 and 2,398.79 is: 3,596.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.68 : 7,107.35 = 2,398.79 : x
  2. Step 2: Convert to fraction form
    4,740.68/7,107.35 = 2,398.79/x
  3. Step 3: Cross multiply
    4,740.68x = 7,107.35 × 2,398.79
  4. Step 4: Simplify right side
    4,740.68x = 17,048,992.58
  5. Step 5: Solve for x
    x = 17,048,992.58/4,740.68
  6. Step 6: Final answer
    x = 3,596.32

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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.