Home / 4,090.39-5,644.48-2,298.11

Finding the Fourth Proportional to 4,090.39, 5,644.48 and 2,298.11

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Solution

The fourth proportional to 4,090.39, 5,644.48 and 2,298.11 is: 3,171.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.39 : 5,644.48 = 2,298.11 : x
  2. Step 2: Convert to fraction form
    4,090.39/5,644.48 = 2,298.11/x
  3. Step 3: Cross multiply
    4,090.39x = 5,644.48 × 2,298.11
  4. Step 4: Simplify right side
    4,090.39x = 12,971,635.93
  5. Step 5: Solve for x
    x = 12,971,635.93/4,090.39
  6. Step 6: Final answer
    x = 3,171.25

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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.