Home / 8,934.84-12,330.12-4,956

Finding the Fourth Proportional to 8,934.84, 12,330.12 and 4,956

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Solution

The fourth proportional to 8,934.84, 12,330.12 and 4,956 is: 6,839.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.84 : 12,330.12 = 4,956 : x
  2. Step 2: Convert to fraction form
    8,934.84/12,330.12 = 4,956/x
  3. Step 3: Cross multiply
    8,934.84x = 12,330.12 × 4,956
  4. Step 4: Simplify right side
    8,934.84x = 61,108,074.72
  5. Step 5: Solve for x
    x = 61,108,074.72/8,934.84
  6. Step 6: Final answer
    x = 6,839.30

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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.