Home / 7,915.98-11,876.35-2,369.51

Finding the Fourth Proportional to 7,915.98, 11,876.35 and 2,369.51

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Solution

The fourth proportional to 7,915.98, 11,876.35 and 2,369.51 is: 3,554.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,915.98 : 11,876.35 = 2,369.51 : x
  2. Step 2: Convert to fraction form
    7,915.98/11,876.35 = 2,369.51/x
  3. Step 3: Cross multiply
    7,915.98x = 11,876.35 × 2,369.51
  4. Step 4: Simplify right side
    7,915.98x = 28,141,130.09
  5. Step 5: Solve for x
    x = 28,141,130.09/7,915.98
  6. Step 6: Final answer
    x = 3,554.98

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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.