Home / 4,740.23-7,110.27-2,143.16

Finding the Fourth Proportional to 4,740.23, 7,110.27 and 2,143.16

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Solution

The fourth proportional to 4,740.23, 7,110.27 and 2,143.16 is: 3,214.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.23 : 7,110.27 = 2,143.16 : x
  2. Step 2: Convert to fraction form
    4,740.23/7,110.27 = 2,143.16/x
  3. Step 3: Cross multiply
    4,740.23x = 7,110.27 × 2,143.16
  4. Step 4: Simplify right side
    4,740.23x = 15,238,464.03
  5. Step 5: Solve for x
    x = 15,238,464.03/4,740.23
  6. Step 6: Final answer
    x = 3,214.71

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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.