Home / 8,960.43-13,430.57-4,346.67

Finding the Fourth Proportional to 8,960.43, 13,430.57 and 4,346.67

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Solution

The fourth proportional to 8,960.43, 13,430.57 and 4,346.67 is: 6,515.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.43 : 13,430.57 = 4,346.67 : x
  2. Step 2: Convert to fraction form
    8,960.43/13,430.57 = 4,346.67/x
  3. Step 3: Cross multiply
    8,960.43x = 13,430.57 × 4,346.67
  4. Step 4: Simplify right side
    8,960.43x = 58,378,233.97
  5. Step 5: Solve for x
    x = 58,378,233.97/8,960.43
  6. Step 6: Final answer
    x = 6,515.12

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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.