Home / 4,721.36-7,085.23-1,799.60

Finding the Fourth Proportional to 4,721.36, 7,085.23 and 1,799.60

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Solution

The fourth proportional to 4,721.36, 7,085.23 and 1,799.60 is: 2,700.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.36 : 7,085.23 = 1,799.60 : x
  2. Step 2: Convert to fraction form
    4,721.36/7,085.23 = 1,799.60/x
  3. Step 3: Cross multiply
    4,721.36x = 7,085.23 × 1,799.60
  4. Step 4: Simplify right side
    4,721.36x = 12,750,539.98
  5. Step 5: Solve for x
    x = 12,750,539.98/4,721.36
  6. Step 6: Final answer
    x = 2,700.61

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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.