Home / 5,085.94-7,630.26-1,798.60

Finding the Fourth Proportional to 5,085.94, 7,630.26 and 1,798.60

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Solution

The fourth proportional to 5,085.94, 7,630.26 and 1,798.60 is: 2,698.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085.94 : 7,630.26 = 1,798.60 : x
  2. Step 2: Convert to fraction form
    5,085.94/7,630.26 = 1,798.60/x
  3. Step 3: Cross multiply
    5,085.94x = 7,630.26 × 1,798.60
  4. Step 4: Simplify right side
    5,085.94x = 13,723,785.64
  5. Step 5: Solve for x
    x = 13,723,785.64/5,085.94
  6. Step 6: Final answer
    x = 2,698.38

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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.