Home / 7,924.61-11,885.40-2,377.95

Finding the Fourth Proportional to 7,924.61, 11,885.40 and 2,377.95

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Solution

The fourth proportional to 7,924.61, 11,885.40 and 2,377.95 is: 3,566.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924.61 : 11,885.40 = 2,377.95 : x
  2. Step 2: Convert to fraction form
    7,924.61/11,885.40 = 2,377.95/x
  3. Step 3: Cross multiply
    7,924.61x = 11,885.40 × 2,377.95
  4. Step 4: Simplify right side
    7,924.61x = 28,262,886.93
  5. Step 5: Solve for x
    x = 28,262,886.93/7,924.61
  6. Step 6: Final answer
    x = 3,566.47

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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.