Home / 4,657.78-6,423.33-3,716.65

Finding the Fourth Proportional to 4,657.78, 6,423.33 and 3,716.65

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Solution

The fourth proportional to 4,657.78, 6,423.33 and 3,716.65 is: 5,125.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657.78 : 6,423.33 = 3,716.65 : x
  2. Step 2: Convert to fraction form
    4,657.78/6,423.33 = 3,716.65/x
  3. Step 3: Cross multiply
    4,657.78x = 6,423.33 × 3,716.65
  4. Step 4: Simplify right side
    4,657.78x = 23,873,269.44
  5. Step 5: Solve for x
    x = 23,873,269.44/4,657.78
  6. Step 6: Final answer
    x = 5,125.46

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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.