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Finding the Fourth Proportional to 4,679.92, 7,024.62 and 2,341.60

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Solution

The fourth proportional to 4,679.92, 7,024.62 and 2,341.60 is: 3,514.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.92 : 7,024.62 = 2,341.60 : x
  2. Step 2: Convert to fraction form
    4,679.92/7,024.62 = 2,341.60/x
  3. Step 3: Cross multiply
    4,679.92x = 7,024.62 × 2,341.60
  4. Step 4: Simplify right side
    4,679.92x = 16,448,841.41
  5. Step 5: Solve for x
    x = 16,448,841.41/4,679.92
  6. Step 6: Final answer
    x = 3,514.77

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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.