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Finding the Fourth Proportional to 12,084.58, 16,676.65 and 7,048.41

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Solution

The fourth proportional to 12,084.58, 16,676.65 and 7,048.41 is: 9,726.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,084.58 : 16,676.65 = 7,048.41 : x
  2. Step 2: Convert to fraction form
    12,084.58/16,676.65 = 7,048.41/x
  3. Step 3: Cross multiply
    12,084.58x = 16,676.65 × 7,048.41
  4. Step 4: Simplify right side
    12,084.58x = 117,543,866.63
  5. Step 5: Solve for x
    x = 117,543,866.63/12,084.58
  6. Step 6: Final answer
    x = 9,726.76

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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.