Home / 6,923.08-9,555.06-4,090.26

Finding the Fourth Proportional to 6,923.08, 9,555.06 and 4,090.26

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Solution

The fourth proportional to 6,923.08, 9,555.06 and 4,090.26 is: 5,645.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923.08 : 9,555.06 = 4,090.26 : x
  2. Step 2: Convert to fraction form
    6,923.08/9,555.06 = 4,090.26/x
  3. Step 3: Cross multiply
    6,923.08x = 9,555.06 × 4,090.26
  4. Step 4: Simplify right side
    6,923.08x = 39,082,679.72
  5. Step 5: Solve for x
    x = 39,082,679.72/6,923.08
  6. Step 6: Final answer
    x = 5,645.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.