Home / 8,302.64-11,456.33-4,945.37

Finding the Fourth Proportional to 8,302.64, 11,456.33 and 4,945.37

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Solution

The fourth proportional to 8,302.64, 11,456.33 and 4,945.37 is: 6,823.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.64 : 11,456.33 = 4,945.37 : x
  2. Step 2: Convert to fraction form
    8,302.64/11,456.33 = 4,945.37/x
  3. Step 3: Cross multiply
    8,302.64x = 11,456.33 × 4,945.37
  4. Step 4: Simplify right side
    8,302.64x = 56,655,708.68
  5. Step 5: Solve for x
    x = 56,655,708.68/8,302.64
  6. Step 6: Final answer
    x = 6,823.82

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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.