Home / 6,749.34-9,312.75-4,096.86

Finding the Fourth Proportional to 6,749.34, 9,312.75 and 4,096.86

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Solution

The fourth proportional to 6,749.34, 9,312.75 and 4,096.86 is: 5,652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.34 : 9,312.75 = 4,096.86 : x
  2. Step 2: Convert to fraction form
    6,749.34/9,312.75 = 4,096.86/x
  3. Step 3: Cross multiply
    6,749.34x = 9,312.75 × 4,096.86
  4. Step 4: Simplify right side
    6,749.34x = 38,153,032.97
  5. Step 5: Solve for x
    x = 38,153,032.97/6,749.34
  6. Step 6: Final answer
    x = 5,652.85

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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.