Home / 4,551.74-6,278.26-2,784.22

Finding the Fourth Proportional to 4,551.74, 6,278.26 and 2,784.22

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Solution

The fourth proportional to 4,551.74, 6,278.26 and 2,784.22 is: 3,840.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.74 : 6,278.26 = 2,784.22 : x
  2. Step 2: Convert to fraction form
    4,551.74/6,278.26 = 2,784.22/x
  3. Step 3: Cross multiply
    4,551.74x = 6,278.26 × 2,784.22
  4. Step 4: Simplify right side
    4,551.74x = 17,480,074.94
  5. Step 5: Solve for x
    x = 17,480,074.94/4,551.74
  6. Step 6: Final answer
    x = 3,840.30

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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.