Home / 6,317.28-9,456.48-5,384.16

Finding the Fourth Proportional to 6,317.28, 9,456.48 and 5,384.16

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Solution

The fourth proportional to 6,317.28, 9,456.48 and 5,384.16 is: 8,059.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,317.28 : 9,456.48 = 5,384.16 : x
  2. Step 2: Convert to fraction form
    6,317.28/9,456.48 = 5,384.16/x
  3. Step 3: Cross multiply
    6,317.28x = 9,456.48 × 5,384.16
  4. Step 4: Simplify right side
    6,317.28x = 50,915,201.36
  5. Step 5: Solve for x
    x = 50,915,201.36/6,317.28
  6. Step 6: Final answer
    x = 8,059.67

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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.