Home / 5,036.40-7,554.60-3,089.70

Finding the Fourth Proportional to 5,036.40, 7,554.60 and 3,089.70

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Solution

The fourth proportional to 5,036.40, 7,554.60 and 3,089.70 is: 4,634.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,036.40 : 7,554.60 = 3,089.70 : x
  2. Step 2: Convert to fraction form
    5,036.40/7,554.60 = 3,089.70/x
  3. Step 3: Cross multiply
    5,036.40x = 7,554.60 × 3,089.70
  4. Step 4: Simplify right side
    5,036.40x = 23,341,447.62
  5. Step 5: Solve for x
    x = 23,341,447.62/5,036.40
  6. Step 6: Final answer
    x = 4,634.55

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Similar ratio
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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.