Home / 11,075.94-16,586.57-8,590.05

Finding the Fourth Proportional to 11,075.94, 16,586.57 and 8,590.05

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Solution

The fourth proportional to 11,075.94, 16,586.57 and 8,590.05 is: 12,863.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075.94 : 16,586.57 = 8,590.05 : x
  2. Step 2: Convert to fraction form
    11,075.94/16,586.57 = 8,590.05/x
  3. Step 3: Cross multiply
    11,075.94x = 16,586.57 × 8,590.05
  4. Step 4: Simplify right side
    11,075.94x = 142,479,487.10
  5. Step 5: Solve for x
    x = 142,479,487.10/11,075.94
  6. Step 6: Final answer
    x = 12,863.87

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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.