Home / 3,271.24-4,894.74-1,955.72

Finding the Fourth Proportional to 3,271.24, 4,894.74 and 1,955.72

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Solution

The fourth proportional to 3,271.24, 4,894.74 and 1,955.72 is: 2,926.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.24 : 4,894.74 = 1,955.72 : x
  2. Step 2: Convert to fraction form
    3,271.24/4,894.74 = 1,955.72/x
  3. Step 3: Cross multiply
    3,271.24x = 4,894.74 × 1,955.72
  4. Step 4: Simplify right side
    3,271.24x = 9,572,740.91
  5. Step 5: Solve for x
    x = 9,572,740.91/3,271.24
  6. Step 6: Final answer
    x = 2,926.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.