Home / 8,518.94-11,756.06-4,981.48

Finding the Fourth Proportional to 8,518.94, 11,756.06 and 4,981.48

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Solution

The fourth proportional to 8,518.94, 11,756.06 and 4,981.48 is: 6,874.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518.94 : 11,756.06 = 4,981.48 : x
  2. Step 2: Convert to fraction form
    8,518.94/11,756.06 = 4,981.48/x
  3. Step 3: Cross multiply
    8,518.94x = 11,756.06 × 4,981.48
  4. Step 4: Simplify right side
    8,518.94x = 58,562,577.77
  5. Step 5: Solve for x
    x = 58,562,577.77/8,518.94
  6. Step 6: Final answer
    x = 6,874.40

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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.