Home / 3,090.08-4,634.64-1,141.84

Finding the Fourth Proportional to 3,090.08, 4,634.64 and 1,141.84

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Solution

The fourth proportional to 3,090.08, 4,634.64 and 1,141.84 is: 1,712.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.08 : 4,634.64 = 1,141.84 : x
  2. Step 2: Convert to fraction form
    3,090.08/4,634.64 = 1,141.84/x
  3. Step 3: Cross multiply
    3,090.08x = 4,634.64 × 1,141.84
  4. Step 4: Simplify right side
    3,090.08x = 5,292,017.34
  5. Step 5: Solve for x
    x = 5,292,017.34/3,090.08
  6. Step 6: Final answer
    x = 1,712.58

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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.