Home / 11,075.93-16,616.70-3,680.43

Finding the Fourth Proportional to 11,075.93, 16,616.70 and 3,680.43

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Solution

The fourth proportional to 11,075.93, 16,616.70 and 3,680.43 is: 5,521.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075.93 : 16,616.70 = 3,680.43 : x
  2. Step 2: Convert to fraction form
    11,075.93/16,616.70 = 3,680.43/x
  3. Step 3: Cross multiply
    11,075.93x = 16,616.70 × 3,680.43
  4. Step 4: Simplify right side
    11,075.93x = 61,156,499.70
  5. Step 5: Solve for x
    x = 61,156,499.70/11,075.93
  6. Step 6: Final answer
    x = 5,521.57

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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.