Home / 8,590.23-12,876.84-4,837.64

Finding the Fourth Proportional to 8,590.23, 12,876.84 and 4,837.64

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Solution

The fourth proportional to 8,590.23, 12,876.84 and 4,837.64 is: 7,251.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590.23 : 12,876.84 = 4,837.64 : x
  2. Step 2: Convert to fraction form
    8,590.23/12,876.84 = 4,837.64/x
  3. Step 3: Cross multiply
    8,590.23x = 12,876.84 × 4,837.64
  4. Step 4: Simplify right side
    8,590.23x = 62,293,451.87
  5. Step 5: Solve for x
    x = 62,293,451.87/8,590.23
  6. Step 6: Final answer
    x = 7,251.66

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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.