Home / 5,609.08-7,740.40-3,514.36

Finding the Fourth Proportional to 5,609.08, 7,740.40 and 3,514.36

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Solution

The fourth proportional to 5,609.08, 7,740.40 and 3,514.36 is: 4,849.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,609.08 : 7,740.40 = 3,514.36 : x
  2. Step 2: Convert to fraction form
    5,609.08/7,740.40 = 3,514.36/x
  3. Step 3: Cross multiply
    5,609.08x = 7,740.40 × 3,514.36
  4. Step 4: Simplify right side
    5,609.08x = 27,202,552.14
  5. Step 5: Solve for x
    x = 27,202,552.14/5,609.08
  6. Step 6: Final answer
    x = 4,849.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.