Home / 7,870.53-11,805.82-2,026.69

Finding the Fourth Proportional to 7,870.53, 11,805.82 and 2,026.69

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Solution

The fourth proportional to 7,870.53, 11,805.82 and 2,026.69 is: 3,040.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,870.53 : 11,805.82 = 2,026.69 : x
  2. Step 2: Convert to fraction form
    7,870.53/11,805.82 = 2,026.69/x
  3. Step 3: Cross multiply
    7,870.53x = 11,805.82 × 2,026.69
  4. Step 4: Simplify right side
    7,870.53x = 23,926,702.75
  5. Step 5: Solve for x
    x = 23,926,702.75/7,870.53
  6. Step 6: Final answer
    x = 3,040.04

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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.