Home / 5,445.48-8,157.72-3,359.32

Finding the Fourth Proportional to 5,445.48, 8,157.72 and 3,359.32

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Solution

The fourth proportional to 5,445.48, 8,157.72 and 3,359.32 is: 5,032.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.48 : 8,157.72 = 3,359.32 : x
  2. Step 2: Convert to fraction form
    5,445.48/8,157.72 = 3,359.32/x
  3. Step 3: Cross multiply
    5,445.48x = 8,157.72 × 3,359.32
  4. Step 4: Simplify right side
    5,445.48x = 27,404,391.95
  5. Step 5: Solve for x
    x = 27,404,391.95/5,445.48
  6. Step 6: Final answer
    x = 5,032.50

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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.