Home / 3,577.93-4,937.56-1,984.46

Finding the Fourth Proportional to 3,577.93, 4,937.56 and 1,984.46

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Solution

The fourth proportional to 3,577.93, 4,937.56 and 1,984.46 is: 2,738.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.93 : 4,937.56 = 1,984.46 : x
  2. Step 2: Convert to fraction form
    3,577.93/4,937.56 = 1,984.46/x
  3. Step 3: Cross multiply
    3,577.93x = 4,937.56 × 1,984.46
  4. Step 4: Simplify right side
    3,577.93x = 9,798,401.39
  5. Step 5: Solve for x
    x = 9,798,401.39/3,577.93
  6. Step 6: Final answer
    x = 2,738.57

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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.