Home / 11,006.48-16,509.72-6,075.20

Finding the Fourth Proportional to 11,006.48, 16,509.72 and 6,075.20

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Solution

The fourth proportional to 11,006.48, 16,509.72 and 6,075.20 is: 9,112.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.48 : 16,509.72 = 6,075.20 : x
  2. Step 2: Convert to fraction form
    11,006.48/16,509.72 = 6,075.20/x
  3. Step 3: Cross multiply
    11,006.48x = 16,509.72 × 6,075.20
  4. Step 4: Simplify right side
    11,006.48x = 100,299,850.94
  5. Step 5: Solve for x
    x = 100,299,850.94/11,006.48
  6. Step 6: Final answer
    x = 9,112.80

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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.