Home / 2,950.88-4,077.45-2,197.67

Finding the Fourth Proportional to 2,950.88, 4,077.45 and 2,197.67

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Solution

The fourth proportional to 2,950.88, 4,077.45 and 2,197.67 is: 3,036.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.88 : 4,077.45 = 2,197.67 : x
  2. Step 2: Convert to fraction form
    2,950.88/4,077.45 = 2,197.67/x
  3. Step 3: Cross multiply
    2,950.88x = 4,077.45 × 2,197.67
  4. Step 4: Simplify right side
    2,950.88x = 8,960,869.15
  5. Step 5: Solve for x
    x = 8,960,869.15/2,950.88
  6. Step 6: Final answer
    x = 3,036.68

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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.