Home / 8,411.94-11,608.65-4,635.36

Finding the Fourth Proportional to 8,411.94, 11,608.65 and 4,635.36

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Solution

The fourth proportional to 8,411.94, 11,608.65 and 4,635.36 is: 6,396.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,411.94 : 11,608.65 = 4,635.36 : x
  2. Step 2: Convert to fraction form
    8,411.94/11,608.65 = 4,635.36/x
  3. Step 3: Cross multiply
    8,411.94x = 11,608.65 × 4,635.36
  4. Step 4: Simplify right side
    8,411.94x = 53,810,271.86
  5. Step 5: Solve for x
    x = 53,810,271.86/8,411.94
  6. Step 6: Final answer
    x = 6,396.89

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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.