Home / 8,628.96-12,949.65-5,848.74

Finding the Fourth Proportional to 8,628.96, 12,949.65 and 5,848.74

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Solution

The fourth proportional to 8,628.96, 12,949.65 and 5,848.74 is: 8,777.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,628.96 : 12,949.65 = 5,848.74 : x
  2. Step 2: Convert to fraction form
    8,628.96/12,949.65 = 5,848.74/x
  3. Step 3: Cross multiply
    8,628.96x = 12,949.65 × 5,848.74
  4. Step 4: Simplify right side
    8,628.96x = 75,739,135.94
  5. Step 5: Solve for x
    x = 75,739,135.94/8,628.96
  6. Step 6: Final answer
    x = 8,777.32

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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.