Home / 4,858.54-7,289.52-2,085.10

Finding the Fourth Proportional to 4,858.54, 7,289.52 and 2,085.10

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Solution

The fourth proportional to 4,858.54, 7,289.52 and 2,085.10 is: 3,128.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.54 : 7,289.52 = 2,085.10 : x
  2. Step 2: Convert to fraction form
    4,858.54/7,289.52 = 2,085.10/x
  3. Step 3: Cross multiply
    4,858.54x = 7,289.52 × 2,085.10
  4. Step 4: Simplify right side
    4,858.54x = 15,199,378.15
  5. Step 5: Solve for x
    x = 15,199,378.15/4,858.54
  6. Step 6: Final answer
    x = 3,128.38

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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.