Home / 5,340.94-7,370.35-2,950.86

Finding the Fourth Proportional to 5,340.94, 7,370.35 and 2,950.86

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Solution

The fourth proportional to 5,340.94, 7,370.35 and 2,950.86 is: 4,072.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.94 : 7,370.35 = 2,950.86 : x
  2. Step 2: Convert to fraction form
    5,340.94/7,370.35 = 2,950.86/x
  3. Step 3: Cross multiply
    5,340.94x = 7,370.35 × 2,950.86
  4. Step 4: Simplify right side
    5,340.94x = 21,748,856.25
  5. Step 5: Solve for x
    x = 21,748,856.25/5,340.94
  6. Step 6: Final answer
    x = 4,072.11

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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.