Home / 11,895.58-16,416.90-6,590.89

Finding the Fourth Proportional to 11,895.58, 16,416.90 and 6,590.89

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Solution

The fourth proportional to 11,895.58, 16,416.90 and 6,590.89 is: 9,095.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,895.58 : 16,416.90 = 6,590.89 : x
  2. Step 2: Convert to fraction form
    11,895.58/16,416.90 = 6,590.89/x
  3. Step 3: Cross multiply
    11,895.58x = 16,416.90 × 6,590.89
  4. Step 4: Simplify right side
    11,895.58x = 108,201,982.04
  5. Step 5: Solve for x
    x = 108,201,982.04/11,895.58
  6. Step 6: Final answer
    x = 9,095.98

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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.