Home / 11,886.48-17,816.15-5,637.67

Finding the Fourth Proportional to 11,886.48, 17,816.15 and 5,637.67

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Solution

The fourth proportional to 11,886.48, 17,816.15 and 5,637.67 is: 8,450.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,886.48 : 17,816.15 = 5,637.67 : x
  2. Step 2: Convert to fraction form
    11,886.48/17,816.15 = 5,637.67/x
  3. Step 3: Cross multiply
    11,886.48x = 17,816.15 × 5,637.67
  4. Step 4: Simplify right side
    11,886.48x = 100,441,543.92
  5. Step 5: Solve for x
    x = 100,441,543.92/11,886.48
  6. Step 6: Final answer
    x = 8,450.07

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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.