Home / 11,627.98-16,045.57-6,453.99

Finding the Fourth Proportional to 11,627.98, 16,045.57 and 6,453.99

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Solution

The fourth proportional to 11,627.98, 16,045.57 and 6,453.99 is: 8,905.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.98 : 16,045.57 = 6,453.99 : x
  2. Step 2: Convert to fraction form
    11,627.98/16,045.57 = 6,453.99/x
  3. Step 3: Cross multiply
    11,627.98x = 16,045.57 × 6,453.99
  4. Step 4: Simplify right side
    11,627.98x = 103,557,948.32
  5. Step 5: Solve for x
    x = 103,557,948.32/11,627.98
  6. Step 6: Final answer
    x = 8,905.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.