Home / 3,153.26-4,351.14-1,894.07

Finding the Fourth Proportional to 3,153.26, 4,351.14 and 1,894.07

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Solution

The fourth proportional to 3,153.26, 4,351.14 and 1,894.07 is: 2,613.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.26 : 4,351.14 = 1,894.07 : x
  2. Step 2: Convert to fraction form
    3,153.26/4,351.14 = 1,894.07/x
  3. Step 3: Cross multiply
    3,153.26x = 4,351.14 × 1,894.07
  4. Step 4: Simplify right side
    3,153.26x = 8,241,341.98
  5. Step 5: Solve for x
    x = 8,241,341.98/3,153.26
  6. Step 6: Final answer
    x = 2,613.60

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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.