Home / 4,518.11-6,242.81-3,730.79

Finding the Fourth Proportional to 4,518.11, 6,242.81 and 3,730.79

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Solution

The fourth proportional to 4,518.11, 6,242.81 and 3,730.79 is: 5,154.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.11 : 6,242.81 = 3,730.79 : x
  2. Step 2: Convert to fraction form
    4,518.11/6,242.81 = 3,730.79/x
  3. Step 3: Cross multiply
    4,518.11x = 6,242.81 × 3,730.79
  4. Step 4: Simplify right side
    4,518.11x = 23,290,610.07
  5. Step 5: Solve for x
    x = 23,290,610.07/4,518.11
  6. Step 6: Final answer
    x = 5,154.94

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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.