Home / 8,590.75-11,855.04-5,054.19

Finding the Fourth Proportional to 8,590.75, 11,855.04 and 5,054.19

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Solution

The fourth proportional to 8,590.75, 11,855.04 and 5,054.19 is: 6,974.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590.75 : 11,855.04 = 5,054.19 : x
  2. Step 2: Convert to fraction form
    8,590.75/11,855.04 = 5,054.19/x
  3. Step 3: Cross multiply
    8,590.75x = 11,855.04 × 5,054.19
  4. Step 4: Simplify right side
    8,590.75x = 59,917,605.66
  5. Step 5: Solve for x
    x = 59,917,605.66/8,590.75
  6. Step 6: Final answer
    x = 6,974.66

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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.