Home / 11,051.10-16,576.65-5,219.10

Finding the Fourth Proportional to 11,051.10, 16,576.65 and 5,219.10

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Solution

The fourth proportional to 11,051.10, 16,576.65 and 5,219.10 is: 7,828.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,051.10 : 16,576.65 = 5,219.10 : x
  2. Step 2: Convert to fraction form
    11,051.10/16,576.65 = 5,219.10/x
  3. Step 3: Cross multiply
    11,051.10x = 16,576.65 × 5,219.10
  4. Step 4: Simplify right side
    11,051.10x = 86,515,194.02
  5. Step 5: Solve for x
    x = 86,515,194.02/11,051.10
  6. Step 6: Final answer
    x = 7,828.65

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Double scale
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Similar ratio
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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.