Home / 7,814.46-10,783.94-4,670.67

Finding the Fourth Proportional to 7,814.46, 10,783.94 and 4,670.67

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Solution

The fourth proportional to 7,814.46, 10,783.94 and 4,670.67 is: 6,445.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,814.46 : 10,783.94 = 4,670.67 : x
  2. Step 2: Convert to fraction form
    7,814.46/10,783.94 = 4,670.67/x
  3. Step 3: Cross multiply
    7,814.46x = 10,783.94 × 4,670.67
  4. Step 4: Simplify right side
    7,814.46x = 50,368,201.69
  5. Step 5: Solve for x
    x = 50,368,201.69/7,814.46
  6. Step 6: Final answer
    x = 6,445.51

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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.