Home / 6,331.52-8,735.58-3,678.41

Finding the Fourth Proportional to 6,331.52, 8,735.58 and 3,678.41

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Solution

The fourth proportional to 6,331.52, 8,735.58 and 3,678.41 is: 5,075.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.52 : 8,735.58 = 3,678.41 : x
  2. Step 2: Convert to fraction form
    6,331.52/8,735.58 = 3,678.41/x
  3. Step 3: Cross multiply
    6,331.52x = 8,735.58 × 3,678.41
  4. Step 4: Simplify right side
    6,331.52x = 32,133,044.83
  5. Step 5: Solve for x
    x = 32,133,044.83/6,331.52
  6. Step 6: Final answer
    x = 5,075.09

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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.