Home / 7,108.33-9,812.64-4,591.67

Finding the Fourth Proportional to 7,108.33, 9,812.64 and 4,591.67

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Solution

The fourth proportional to 7,108.33, 9,812.64 and 4,591.67 is: 6,338.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.33 : 9,812.64 = 4,591.67 : x
  2. Step 2: Convert to fraction form
    7,108.33/9,812.64 = 4,591.67/x
  3. Step 3: Cross multiply
    7,108.33x = 9,812.64 × 4,591.67
  4. Step 4: Simplify right side
    7,108.33x = 45,056,355.65
  5. Step 5: Solve for x
    x = 45,056,355.65/7,108.33
  6. Step 6: Final answer
    x = 6,338.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.