Home / 5,404.10-8,106.15-4,108.10

Finding the Fourth Proportional to 5,404.10, 8,106.15 and 4,108.10

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Solution

The fourth proportional to 5,404.10, 8,106.15 and 4,108.10 is: 6,162.15

Step by Step Solution

Step 1: Write the proportion equation
5,404.10 : 8,106.15 = 4,108.10 : x
Step 2: Convert to fraction form
5,404.10/8,106.15 = 4,108.10/x
Step 3: Cross multiply
5,404.10x = 8,106.15 × 4,108.10
Step 4: Simplify right side
5,404.10x = 33,300,874.82
Step 5: Solve for x
x = 33,300,874.82/5,404.10
Step 6: Final answer
x = 6,162.15

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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.