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Finding the Fourth Proportional to 4,653.62, 6,980.59 and 2,343.86

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Solution

The fourth proportional to 4,653.62, 6,980.59 and 2,343.86 is: 3,515.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.62 : 6,980.59 = 2,343.86 : x
  2. Step 2: Convert to fraction form
    4,653.62/6,980.59 = 2,343.86/x
  3. Step 3: Cross multiply
    4,653.62x = 6,980.59 × 2,343.86
  4. Step 4: Simplify right side
    4,653.62x = 16,361,525.68
  5. Step 5: Solve for x
    x = 16,361,525.68/4,653.62
  6. Step 6: Final answer
    x = 3,515.87

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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.