Home / 3,137.68-4,330.04-1,740.48

Finding the Fourth Proportional to 3,137.68, 4,330.04 and 1,740.48

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Solution

The fourth proportional to 3,137.68, 4,330.04 and 1,740.48 is: 2,401.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.68 : 4,330.04 = 1,740.48 : x
  2. Step 2: Convert to fraction form
    3,137.68/4,330.04 = 1,740.48/x
  3. Step 3: Cross multiply
    3,137.68x = 4,330.04 × 1,740.48
  4. Step 4: Simplify right side
    3,137.68x = 7,536,348.02
  5. Step 5: Solve for x
    x = 7,536,348.02/3,137.68
  6. Step 6: Final answer
    x = 2,401.89

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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.