Home / 7,675.49-11,514.32-3,516.54

Finding the Fourth Proportional to 7,675.49, 11,514.32 and 3,516.54

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Solution

The fourth proportional to 7,675.49, 11,514.32 and 3,516.54 is: 5,275.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,675.49 : 11,514.32 = 3,516.54 : x
  2. Step 2: Convert to fraction form
    7,675.49/11,514.32 = 3,516.54/x
  3. Step 3: Cross multiply
    7,675.49x = 11,514.32 × 3,516.54
  4. Step 4: Simplify right side
    7,675.49x = 40,490,549.27
  5. Step 5: Solve for x
    x = 40,490,549.27/7,675.49
  6. Step 6: Final answer
    x = 5,275.31

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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.