Home / 11,953.14-17,929.55-5,374.67

Finding the Fourth Proportional to 11,953.14, 17,929.55 and 5,374.67

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Solution

The fourth proportional to 11,953.14, 17,929.55 and 5,374.67 is: 8,061.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,953.14 : 17,929.55 = 5,374.67 : x
  2. Step 2: Convert to fraction form
    11,953.14/17,929.55 = 5,374.67/x
  3. Step 3: Cross multiply
    11,953.14x = 17,929.55 × 5,374.67
  4. Step 4: Simplify right side
    11,953.14x = 96,365,297.98
  5. Step 5: Solve for x
    x = 96,365,297.98/11,953.14
  6. Step 6: Final answer
    x = 8,061.92

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1.5x scale

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.