Home / 3,984.02-5,497.73-2,259.39

Finding the Fourth Proportional to 3,984.02, 5,497.73 and 2,259.39

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Solution

The fourth proportional to 3,984.02, 5,497.73 and 2,259.39 is: 3,117.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984.02 : 5,497.73 = 2,259.39 : x
  2. Step 2: Convert to fraction form
    3,984.02/5,497.73 = 2,259.39/x
  3. Step 3: Cross multiply
    3,984.02x = 5,497.73 × 2,259.39
  4. Step 4: Simplify right side
    3,984.02x = 12,421,504.89
  5. Step 5: Solve for x
    x = 12,421,504.89/3,984.02
  6. Step 6: Final answer
    x = 3,117.84

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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.