Home / 3,575.80-4,934.28-2,084.68

Finding the Fourth Proportional to 3,575.80, 4,934.28 and 2,084.68

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Solution

The fourth proportional to 3,575.80, 4,934.28 and 2,084.68 is: 2,876.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.80 : 4,934.28 = 2,084.68 : x
  2. Step 2: Convert to fraction form
    3,575.80/4,934.28 = 2,084.68/x
  3. Step 3: Cross multiply
    3,575.80x = 4,934.28 × 2,084.68
  4. Step 4: Simplify right side
    3,575.80x = 10,286,394.83
  5. Step 5: Solve for x
    x = 10,286,394.83/3,575.80
  6. Step 6: Final answer
    x = 2,876.67

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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.