Home / 4,047.02-5,584.68-2,278.58

Finding the Fourth Proportional to 4,047.02, 5,584.68 and 2,278.58

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Solution

The fourth proportional to 4,047.02, 5,584.68 and 2,278.58 is: 3,144.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.02 : 5,584.68 = 2,278.58 : x
  2. Step 2: Convert to fraction form
    4,047.02/5,584.68 = 2,278.58/x
  3. Step 3: Cross multiply
    4,047.02x = 5,584.68 × 2,278.58
  4. Step 4: Simplify right side
    4,047.02x = 12,725,140.15
  5. Step 5: Solve for x
    x = 12,725,140.15/4,047.02
  6. Step 6: Final answer
    x = 3,144.32

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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.