Home / 3,090.24-4,628.04-2,436.60

Finding the Fourth Proportional to 3,090.24, 4,628.04 and 2,436.60

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Solution

The fourth proportional to 3,090.24, 4,628.04 and 2,436.60 is: 3,649.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.24 : 4,628.04 = 2,436.60 : x
  2. Step 2: Convert to fraction form
    3,090.24/4,628.04 = 2,436.60/x
  3. Step 3: Cross multiply
    3,090.24x = 4,628.04 × 2,436.60
  4. Step 4: Simplify right side
    3,090.24x = 11,276,682.26
  5. Step 5: Solve for x
    x = 11,276,682.26/3,090.24
  6. Step 6: Final answer
    x = 3,649.13

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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.