Home / 8,960.07-12,364.98-4,981.62

Finding the Fourth Proportional to 8,960.07, 12,364.98 and 4,981.62

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Solution

The fourth proportional to 8,960.07, 12,364.98 and 4,981.62 is: 6,874.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.07 : 12,364.98 = 4,981.62 : x
  2. Step 2: Convert to fraction form
    8,960.07/12,364.98 = 4,981.62/x
  3. Step 3: Cross multiply
    8,960.07x = 12,364.98 × 4,981.62
  4. Step 4: Simplify right side
    8,960.07x = 61,597,631.67
  5. Step 5: Solve for x
    x = 61,597,631.67/8,960.07
  6. Step 6: Final answer
    x = 6,874.68

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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.