Home / 5,445.52-8,166.90-2,323.80

Finding the Fourth Proportional to 5,445.52, 8,166.90 and 2,323.80

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Solution

The fourth proportional to 5,445.52, 8,166.90 and 2,323.80 is: 3,485.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.52 : 8,166.90 = 2,323.80 : x
  2. Step 2: Convert to fraction form
    5,445.52/8,166.90 = 2,323.80/x
  3. Step 3: Cross multiply
    5,445.52x = 8,166.90 × 2,323.80
  4. Step 4: Simplify right side
    5,445.52x = 18,978,242.22
  5. Step 5: Solve for x
    x = 18,978,242.22/5,445.52
  6. Step 6: Final answer
    x = 3,485.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.