Home / 11,297.70-15,590.54-6,581.68

Finding the Fourth Proportional to 11,297.70, 15,590.54 and 6,581.68

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Solution

The fourth proportional to 11,297.70, 15,590.54 and 6,581.68 is: 9,082.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,297.70 : 15,590.54 = 6,581.68 : x
  2. Step 2: Convert to fraction form
    11,297.70/15,590.54 = 6,581.68/x
  3. Step 3: Cross multiply
    11,297.70x = 15,590.54 × 6,581.68
  4. Step 4: Simplify right side
    11,297.70x = 102,611,922.79
  5. Step 5: Solve for x
    x = 102,611,922.79/11,297.70
  6. Step 6: Final answer
    x = 9,082.55

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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.