Home / 11,605.52-16,015.65-6,300.36

Finding the Fourth Proportional to 11,605.52, 16,015.65 and 6,300.36

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Solution

The fourth proportional to 11,605.52, 16,015.65 and 6,300.36 is: 8,694.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,605.52 : 16,015.65 = 6,300.36 : x
  2. Step 2: Convert to fraction form
    11,605.52/16,015.65 = 6,300.36/x
  3. Step 3: Cross multiply
    11,605.52x = 16,015.65 × 6,300.36
  4. Step 4: Simplify right side
    11,605.52x = 100,904,360.63
  5. Step 5: Solve for x
    x = 100,904,360.63/11,605.52
  6. Step 6: Final answer
    x = 8,694.51

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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.