Home / 7,590.65-11,383.23-3,208.45

Finding the Fourth Proportional to 7,590.65, 11,383.23 and 3,208.45

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Solution

The fourth proportional to 7,590.65, 11,383.23 and 3,208.45 is: 4,811.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,590.65 : 11,383.23 = 3,208.45 : x
  2. Step 2: Convert to fraction form
    7,590.65/11,383.23 = 3,208.45/x
  3. Step 3: Cross multiply
    7,590.65x = 11,383.23 × 3,208.45
  4. Step 4: Simplify right side
    7,590.65x = 36,522,524.29
  5. Step 5: Solve for x
    x = 36,522,524.29/7,590.65
  6. Step 6: Final answer
    x = 4,811.51

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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.