Home / 4,774.50-6,588.81-2,678.67

Finding the Fourth Proportional to 4,774.50, 6,588.81 and 2,678.67

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Solution

The fourth proportional to 4,774.50, 6,588.81 and 2,678.67 is: 3,696.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774.50 : 6,588.81 = 2,678.67 : x
  2. Step 2: Convert to fraction form
    4,774.50/6,588.81 = 2,678.67/x
  3. Step 3: Cross multiply
    4,774.50x = 6,588.81 × 2,678.67
  4. Step 4: Simplify right side
    4,774.50x = 17,649,247.68
  5. Step 5: Solve for x
    x = 17,649,247.68/4,774.50
  6. Step 6: Final answer
    x = 3,696.56

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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.