Home / 5,394.60-7,444.20-3,036.60

Finding the Fourth Proportional to 5,394.60, 7,444.20 and 3,036.60

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Solution

The fourth proportional to 5,394.60, 7,444.20 and 3,036.60 is: 4,190.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.60 : 7,444.20 = 3,036.60 : x
  2. Step 2: Convert to fraction form
    5,394.60/7,444.20 = 3,036.60/x
  3. Step 3: Cross multiply
    5,394.60x = 7,444.20 × 3,036.60
  4. Step 4: Simplify right side
    5,394.60x = 22,605,057.72
  5. Step 5: Solve for x
    x = 22,605,057.72/5,394.60
  6. Step 6: Final answer
    x = 4,190.31

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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.