Home / 6,749.91-9,313.47-4,960.20

Finding the Fourth Proportional to 6,749.91, 9,313.47 and 4,960.20

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Solution

The fourth proportional to 6,749.91, 9,313.47 and 4,960.20 is: 6,844.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.91 : 9,313.47 = 4,960.20 : x
  2. Step 2: Convert to fraction form
    6,749.91/9,313.47 = 4,960.20/x
  3. Step 3: Cross multiply
    6,749.91x = 9,313.47 × 4,960.20
  4. Step 4: Simplify right side
    6,749.91x = 46,196,673.89
  5. Step 5: Solve for x
    x = 46,196,673.89/6,749.91
  6. Step 6: Final answer
    x = 6,844.04

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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.