Home / 4,664.77-6,437.49-2,871.58

Finding the Fourth Proportional to 4,664.77, 6,437.49 and 2,871.58

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Solution

The fourth proportional to 4,664.77, 6,437.49 and 2,871.58 is: 3,962.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,664.77 : 6,437.49 = 2,871.58 : x
  2. Step 2: Convert to fraction form
    4,664.77/6,437.49 = 2,871.58/x
  3. Step 3: Cross multiply
    4,664.77x = 6,437.49 × 2,871.58
  4. Step 4: Simplify right side
    4,664.77x = 18,485,770.26
  5. Step 5: Solve for x
    x = 18,485,770.26/4,664.77
  6. Step 6: Final answer
    x = 3,962.85

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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.