Home / 3,784.83-5,221.63-2,348.53

Finding the Fourth Proportional to 3,784.83, 5,221.63 and 2,348.53

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Solution

The fourth proportional to 3,784.83, 5,221.63 and 2,348.53 is: 3,240.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784.83 : 5,221.63 = 2,348.53 : x
  2. Step 2: Convert to fraction form
    3,784.83/5,221.63 = 2,348.53/x
  3. Step 3: Cross multiply
    3,784.83x = 5,221.63 × 2,348.53
  4. Step 4: Simplify right side
    3,784.83x = 12,263,154.70
  5. Step 5: Solve for x
    x = 12,263,154.70/3,784.83
  6. Step 6: Final answer
    x = 3,240.08

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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.