Home / 4,080.09-5,630.87-2,287.54

Finding the Fourth Proportional to 4,080.09, 5,630.87 and 2,287.54

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Solution

The fourth proportional to 4,080.09, 5,630.87 and 2,287.54 is: 3,157.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.09 : 5,630.87 = 2,287.54 : x
  2. Step 2: Convert to fraction form
    4,080.09/5,630.87 = 2,287.54/x
  3. Step 3: Cross multiply
    4,080.09x = 5,630.87 × 2,287.54
  4. Step 4: Simplify right side
    4,080.09x = 12,880,840.36
  5. Step 5: Solve for x
    x = 12,880,840.36/4,080.09
  6. Step 6: Final answer
    x = 3,157.00

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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.