Home / 5,370.26-7,409.20-3,011.94

Finding the Fourth Proportional to 5,370.26, 7,409.20 and 3,011.94

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Solution

The fourth proportional to 5,370.26, 7,409.20 and 3,011.94 is: 4,155.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.26 : 7,409.20 = 3,011.94 : x
  2. Step 2: Convert to fraction form
    5,370.26/7,409.20 = 3,011.94/x
  3. Step 3: Cross multiply
    5,370.26x = 7,409.20 × 3,011.94
  4. Step 4: Simplify right side
    5,370.26x = 22,316,065.85
  5. Step 5: Solve for x
    x = 22,316,065.85/5,370.26
  6. Step 6: Final answer
    x = 4,155.49

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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.