Home / 6,090.86-8,405.40-3,296.36

Finding the Fourth Proportional to 6,090.86, 8,405.40 and 3,296.36

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Solution

The fourth proportional to 6,090.86, 8,405.40 and 3,296.36 is: 4,548.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,090.86 : 8,405.40 = 3,296.36 : x
  2. Step 2: Convert to fraction form
    6,090.86/8,405.40 = 3,296.36/x
  3. Step 3: Cross multiply
    6,090.86x = 8,405.40 × 3,296.36
  4. Step 4: Simplify right side
    6,090.86x = 27,707,182.32
  5. Step 5: Solve for x
    x = 27,707,182.32/6,090.86
  6. Step 6: Final answer
    x = 4,548.98

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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.