Home / 8,462.48-12,698.57-6,608.39

Finding the Fourth Proportional to 8,462.48, 12,698.57 and 6,608.39

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Solution

The fourth proportional to 8,462.48, 12,698.57 and 6,608.39 is: 9,916.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,462.48 : 12,698.57 = 6,608.39 : x
  2. Step 2: Convert to fraction form
    8,462.48/12,698.57 = 6,608.39/x
  3. Step 3: Cross multiply
    8,462.48x = 12,698.57 × 6,608.39
  4. Step 4: Simplify right side
    8,462.48x = 83,917,056.03
  5. Step 5: Solve for x
    x = 83,917,056.03/8,462.48
  6. Step 6: Final answer
    x = 9,916.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.