Home / 4,962.69-7,430.67-2,617.80

Finding the Fourth Proportional to 4,962.69, 7,430.67 and 2,617.80

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Solution

The fourth proportional to 4,962.69, 7,430.67 and 2,617.80 is: 3,919.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,962.69 : 7,430.67 = 2,617.80 : x
  2. Step 2: Convert to fraction form
    4,962.69/7,430.67 = 2,617.80/x
  3. Step 3: Cross multiply
    4,962.69x = 7,430.67 × 2,617.80
  4. Step 4: Simplify right side
    4,962.69x = 19,452,007.93
  5. Step 5: Solve for x
    x = 19,452,007.93/4,962.69
  6. Step 6: Final answer
    x = 3,919.65

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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.