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Finding the Fourth Proportional to 10,866.94, 14,995.92 and 6,087.34

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Solution

The fourth proportional to 10,866.94, 14,995.92 and 6,087.34 is: 8,400.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866.94 : 14,995.92 = 6,087.34 : x
  2. Step 2: Convert to fraction form
    10,866.94/14,995.92 = 6,087.34/x
  3. Step 3: Cross multiply
    10,866.94x = 14,995.92 × 6,087.34
  4. Step 4: Simplify right side
    10,866.94x = 91,285,263.65
  5. Step 5: Solve for x
    x = 91,285,263.65/10,866.94
  6. Step 6: Final answer
    x = 8,400.27

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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.