Home / 5,328.24-7,352.43-3,090.86

Finding the Fourth Proportional to 5,328.24, 7,352.43 and 3,090.86

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Solution

The fourth proportional to 5,328.24, 7,352.43 and 3,090.86 is: 4,265.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.24 : 7,352.43 = 3,090.86 : x
  2. Step 2: Convert to fraction form
    5,328.24/7,352.43 = 3,090.86/x
  3. Step 3: Cross multiply
    5,328.24x = 7,352.43 × 3,090.86
  4. Step 4: Simplify right side
    5,328.24x = 22,725,295.03
  5. Step 5: Solve for x
    x = 22,725,295.03/5,328.24
  6. Step 6: Final answer
    x = 4,265.07

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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.