Home / 7,072.10-10,608.15-3,376.93

Finding the Fourth Proportional to 7,072.10, 10,608.15 and 3,376.93

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Solution

The fourth proportional to 7,072.10, 10,608.15 and 3,376.93 is: 5,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,072.10 : 10,608.15 = 3,376.93 : x
  2. Step 2: Convert to fraction form
    7,072.10/10,608.15 = 3,376.93/x
  3. Step 3: Cross multiply
    7,072.10x = 10,608.15 × 3,376.93
  4. Step 4: Simplify right side
    7,072.10x = 35,822,979.98
  5. Step 5: Solve for x
    x = 35,822,979.98/7,072.10
  6. Step 6: Final answer
    x = 5,065.40

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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.