Home / 9,516.07-13,127.77-6,159.97

Finding the Fourth Proportional to 9,516.07, 13,127.77 and 6,159.97

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Solution

The fourth proportional to 9,516.07, 13,127.77 and 6,159.97 is: 8,497.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516.07 : 13,127.77 = 6,159.97 : x
  2. Step 2: Convert to fraction form
    9,516.07/13,127.77 = 6,159.97/x
  3. Step 3: Cross multiply
    9,516.07x = 13,127.77 × 6,159.97
  4. Step 4: Simplify right side
    9,516.07x = 80,866,669.37
  5. Step 5: Solve for x
    x = 80,866,669.37/9,516.07
  6. Step 6: Final answer
    x = 8,497.91

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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.