Home / 4,649.36-6,417.17-2,661

Finding the Fourth Proportional to 4,649.36, 6,417.17 and 2,661

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Solution

The fourth proportional to 4,649.36, 6,417.17 and 2,661 is: 3,672.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,649.36 : 6,417.17 = 2,661 : x
  2. Step 2: Convert to fraction form
    4,649.36/6,417.17 = 2,661/x
  3. Step 3: Cross multiply
    4,649.36x = 6,417.17 × 2,661
  4. Step 4: Simplify right side
    4,649.36x = 17,076,076.07
  5. Step 5: Solve for x
    x = 17,076,076.07/4,649.36
  6. Step 6: Final answer
    x = 3,672.78

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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.