Home / 3,041.35-4,197.08-1,922.78

Finding the Fourth Proportional to 3,041.35, 4,197.08 and 1,922.78

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Solution

The fourth proportional to 3,041.35, 4,197.08 and 1,922.78 is: 2,653.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041.35 : 4,197.08 = 1,922.78 : x
  2. Step 2: Convert to fraction form
    3,041.35/4,197.08 = 1,922.78/x
  3. Step 3: Cross multiply
    3,041.35x = 4,197.08 × 1,922.78
  4. Step 4: Simplify right side
    3,041.35x = 8,070,061.48
  5. Step 5: Solve for x
    x = 8,070,061.48/3,041.35
  6. Step 6: Final answer
    x = 2,653.45

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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.