Home / 11,269.60-16,907.36-4,342.24

Finding the Fourth Proportional to 11,269.60, 16,907.36 and 4,342.24

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Solution

The fourth proportional to 11,269.60, 16,907.36 and 4,342.24 is: 6,514.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,269.60 : 16,907.36 = 4,342.24 : x
  2. Step 2: Convert to fraction form
    11,269.60/16,907.36 = 4,342.24/x
  3. Step 3: Cross multiply
    11,269.60x = 16,907.36 × 4,342.24
  4. Step 4: Simplify right side
    11,269.60x = 73,415,814.89
  5. Step 5: Solve for x
    x = 73,415,814.89/11,269.60
  6. Step 6: Final answer
    x = 6,514.50

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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.