Home / 4,986.36-7,479.56-2,353.02

Finding the Fourth Proportional to 4,986.36, 7,479.56 and 2,353.02

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Solution

The fourth proportional to 4,986.36, 7,479.56 and 2,353.02 is: 3,529.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.36 : 7,479.56 = 2,353.02 : x
  2. Step 2: Convert to fraction form
    4,986.36/7,479.56 = 2,353.02/x
  3. Step 3: Cross multiply
    4,986.36x = 7,479.56 × 2,353.02
  4. Step 4: Simplify right side
    4,986.36x = 17,599,554.27
  5. Step 5: Solve for x
    x = 17,599,554.27/4,986.36
  6. Step 6: Final answer
    x = 3,529.54

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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.