Home / 3,501.72-4,823.79-2,941.80

Finding the Fourth Proportional to 3,501.72, 4,823.79 and 2,941.80

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Solution

The fourth proportional to 3,501.72, 4,823.79 and 2,941.80 is: 4,052.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.72 : 4,823.79 = 2,941.80 : x
  2. Step 2: Convert to fraction form
    3,501.72/4,823.79 = 2,941.80/x
  3. Step 3: Cross multiply
    3,501.72x = 4,823.79 × 2,941.80
  4. Step 4: Simplify right side
    3,501.72x = 14,190,625.42
  5. Step 5: Solve for x
    x = 14,190,625.42/3,501.72
  6. Step 6: Final answer
    x = 4,052.47

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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.