Home / 4,763.61-7,142.58-4,117.23

Finding the Fourth Proportional to 4,763.61, 7,142.58 and 4,117.23

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Solution

The fourth proportional to 4,763.61, 7,142.58 and 4,117.23 is: 6,173.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,763.61 : 7,142.58 = 4,117.23 : x
  2. Step 2: Convert to fraction form
    4,763.61/7,142.58 = 4,117.23/x
  3. Step 3: Cross multiply
    4,763.61x = 7,142.58 × 4,117.23
  4. Step 4: Simplify right side
    4,763.61x = 29,407,644.65
  5. Step 5: Solve for x
    x = 29,407,644.65/4,763.61
  6. Step 6: Final answer
    x = 6,173.39

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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.