Home / 11,402.63-15,735.47-6,366.93

Finding the Fourth Proportional to 11,402.63, 15,735.47 and 6,366.93

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Solution

The fourth proportional to 11,402.63, 15,735.47 and 6,366.93 is: 8,786.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,402.63 : 15,735.47 = 6,366.93 : x
  2. Step 2: Convert to fraction form
    11,402.63/15,735.47 = 6,366.93/x
  3. Step 3: Cross multiply
    11,402.63x = 15,735.47 × 6,366.93
  4. Step 4: Simplify right side
    11,402.63x = 100,186,604.17
  5. Step 5: Solve for x
    x = 100,186,604.17/11,402.63
  6. Step 6: Final answer
    x = 8,786.27

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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.