Home / 6,409.02-8,844.03-3,613.98

Finding the Fourth Proportional to 6,409.02, 8,844.03 and 3,613.98

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Solution

The fourth proportional to 6,409.02, 8,844.03 and 3,613.98 is: 4,987.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,409.02 : 8,844.03 = 3,613.98 : x
  2. Step 2: Convert to fraction form
    6,409.02/8,844.03 = 3,613.98/x
  3. Step 3: Cross multiply
    6,409.02x = 8,844.03 × 3,613.98
  4. Step 4: Simplify right side
    6,409.02x = 31,962,147.54
  5. Step 5: Solve for x
    x = 31,962,147.54/6,409.02
  6. Step 6: Final answer
    x = 4,987.06

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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.