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Finding the Fourth Proportional to 11,048.58, 15,244.29 and 7,013.88

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Solution

The fourth proportional to 11,048.58, 15,244.29 and 7,013.88 is: 9,677.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,048.58 : 15,244.29 = 7,013.88 : x
  2. Step 2: Convert to fraction form
    11,048.58/15,244.29 = 7,013.88/x
  3. Step 3: Cross multiply
    11,048.58x = 15,244.29 × 7,013.88
  4. Step 4: Simplify right side
    11,048.58x = 106,921,620.75
  5. Step 5: Solve for x
    x = 106,921,620.75/11,048.58
  6. Step 6: Final answer
    x = 9,677.41

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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.