Home / 3,090.53-4,632.45-1,336.35

Finding the Fourth Proportional to 3,090.53, 4,632.45 and 1,336.35

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Solution

The fourth proportional to 3,090.53, 4,632.45 and 1,336.35 is: 2,003.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.53 : 4,632.45 = 1,336.35 : x
  2. Step 2: Convert to fraction form
    3,090.53/4,632.45 = 1,336.35/x
  3. Step 3: Cross multiply
    3,090.53x = 4,632.45 × 1,336.35
  4. Step 4: Simplify right side
    3,090.53x = 6,190,574.56
  5. Step 5: Solve for x
    x = 6,190,574.56/3,090.53
  6. Step 6: Final answer
    x = 2,003.08

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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.