Home / 11,590.12-15,994.21-6,284.82

Finding the Fourth Proportional to 11,590.12, 15,994.21 and 6,284.82

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Solution

The fourth proportional to 11,590.12, 15,994.21 and 6,284.82 is: 8,672.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590.12 : 15,994.21 = 6,284.82 : x
  2. Step 2: Convert to fraction form
    11,590.12/15,994.21 = 6,284.82/x
  3. Step 3: Cross multiply
    11,590.12x = 15,994.21 × 6,284.82
  4. Step 4: Simplify right side
    11,590.12x = 100,520,730.89
  5. Step 5: Solve for x
    x = 100,520,730.89/11,590.12
  6. Step 6: Final answer
    x = 8,672.97

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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.