Home / 4,080.51-5,631.23-2,287.96

Finding the Fourth Proportional to 4,080.51, 5,631.23 and 2,287.96

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Solution

The fourth proportional to 4,080.51, 5,631.23 and 2,287.96 is: 3,157.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.51 : 5,631.23 = 2,287.96 : x
  2. Step 2: Convert to fraction form
    4,080.51/5,631.23 = 2,287.96/x
  3. Step 3: Cross multiply
    4,080.51x = 5,631.23 × 2,287.96
  4. Step 4: Simplify right side
    4,080.51x = 12,884,020.63
  5. Step 5: Solve for x
    x = 12,884,020.63/4,080.51
  6. Step 6: Final answer
    x = 3,157.45

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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.