Home / 8,088.53-12,133.71-3,407.67

Finding the Fourth Proportional to 8,088.53, 12,133.71 and 3,407.67

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Solution

The fourth proportional to 8,088.53, 12,133.71 and 3,407.67 is: 5,111.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.53 : 12,133.71 = 3,407.67 : x
  2. Step 2: Convert to fraction form
    8,088.53/12,133.71 = 3,407.67/x
  3. Step 3: Cross multiply
    8,088.53x = 12,133.71 × 3,407.67
  4. Step 4: Simplify right side
    8,088.53x = 41,347,679.56
  5. Step 5: Solve for x
    x = 41,347,679.56/8,088.53
  6. Step 6: Final answer
    x = 5,111.89

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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.