Home / 7,390.16-11,085.40-1,843.44

Finding the Fourth Proportional to 7,390.16, 11,085.40 and 1,843.44

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Solution

The fourth proportional to 7,390.16, 11,085.40 and 1,843.44 is: 2,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.16 : 11,085.40 = 1,843.44 : x
  2. Step 2: Convert to fraction form
    7,390.16/11,085.40 = 1,843.44/x
  3. Step 3: Cross multiply
    7,390.16x = 11,085.40 × 1,843.44
  4. Step 4: Simplify right side
    7,390.16x = 20,435,269.78
  5. Step 5: Solve for x
    x = 20,435,269.78/7,390.16
  6. Step 6: Final answer
    x = 2,765.20

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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.