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Finding the Fourth Proportional to 3,513.57, 4,848.54 and 1,941.57

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Solution

The fourth proportional to 3,513.57, 4,848.54 and 1,941.57 is: 2,679.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.57 : 4,848.54 = 1,941.57 : x
  2. Step 2: Convert to fraction form
    3,513.57/4,848.54 = 1,941.57/x
  3. Step 3: Cross multiply
    3,513.57x = 4,848.54 × 1,941.57
  4. Step 4: Simplify right side
    3,513.57x = 9,413,779.81
  5. Step 5: Solve for x
    x = 9,413,779.81/3,513.57
  6. Step 6: Final answer
    x = 2,679.26

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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.