Home / 7,090.93-10,636.77-1,825.99

Finding the Fourth Proportional to 7,090.93, 10,636.77 and 1,825.99

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Solution

The fourth proportional to 7,090.93, 10,636.77 and 1,825.99 is: 2,739.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,090.93 : 10,636.77 = 1,825.99 : x
  2. Step 2: Convert to fraction form
    7,090.93/10,636.77 = 1,825.99/x
  3. Step 3: Cross multiply
    7,090.93x = 10,636.77 × 1,825.99
  4. Step 4: Simplify right side
    7,090.93x = 19,422,635.65
  5. Step 5: Solve for x
    x = 19,422,635.65/7,090.93
  6. Step 6: Final answer
    x = 2,739.08

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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.