Home / 4,039.28-5,566.02-2,918.24

Finding the Fourth Proportional to 4,039.28, 5,566.02 and 2,918.24

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Solution

The fourth proportional to 4,039.28, 5,566.02 and 2,918.24 is: 4,021.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.28 : 5,566.02 = 2,918.24 : x
  2. Step 2: Convert to fraction form
    4,039.28/5,566.02 = 2,918.24/x
  3. Step 3: Cross multiply
    4,039.28x = 5,566.02 × 2,918.24
  4. Step 4: Simplify right side
    4,039.28x = 16,242,982.20
  5. Step 5: Solve for x
    x = 16,242,982.20/4,039.28
  6. Step 6: Final answer
    x = 4,021.26

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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.