Home / 4,529.79-6,792.61-1,408.88

Finding the Fourth Proportional to 4,529.79, 6,792.61 and 1,408.88

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Solution

The fourth proportional to 4,529.79, 6,792.61 and 1,408.88 is: 2,112.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,529.79 : 6,792.61 = 1,408.88 : x
  2. Step 2: Convert to fraction form
    4,529.79/6,792.61 = 1,408.88/x
  3. Step 3: Cross multiply
    4,529.79x = 6,792.61 × 1,408.88
  4. Step 4: Simplify right side
    4,529.79x = 9,569,950.27
  5. Step 5: Solve for x
    x = 9,569,950.27/4,529.79
  6. Step 6: Final answer
    x = 2,112.67

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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.