Home / 7,878.35-11,817.50-2,034.95

Finding the Fourth Proportional to 7,878.35, 11,817.50 and 2,034.95

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Solution

The fourth proportional to 7,878.35, 11,817.50 and 2,034.95 is: 3,052.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,878.35 : 11,817.50 = 2,034.95 : x
  2. Step 2: Convert to fraction form
    7,878.35/11,817.50 = 2,034.95/x
  3. Step 3: Cross multiply
    7,878.35x = 11,817.50 × 2,034.95
  4. Step 4: Simplify right side
    7,878.35x = 24,047,952.36
  5. Step 5: Solve for x
    x = 24,047,952.36/7,878.35
  6. Step 6: Final answer
    x = 3,052.41

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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.