Home / 7,869.06-11,794.95-2,671.02

Finding the Fourth Proportional to 7,869.06, 11,794.95 and 2,671.02

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Solution

The fourth proportional to 7,869.06, 11,794.95 and 2,671.02 is: 4,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,869.06 : 11,794.95 = 2,671.02 : x
  2. Step 2: Convert to fraction form
    7,869.06/11,794.95 = 2,671.02/x
  3. Step 3: Cross multiply
    7,869.06x = 11,794.95 × 2,671.02
  4. Step 4: Simplify right side
    7,869.06x = 31,504,547.35
  5. Step 5: Solve for x
    x = 31,504,547.35/7,869.06
  6. Step 6: Final answer
    x = 4,003.60

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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.