Home / 10,838.00-14,955.74-6,121.37

Finding the Fourth Proportional to 10,838.00, 14,955.74 and 6,121.37

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Solution

The fourth proportional to 10,838.00, 14,955.74 and 6,121.37 is: 8,447.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,838.00 : 14,955.74 = 6,121.37 : x
  2. Step 2: Convert to fraction form
    10,838.00/14,955.74 = 6,121.37/x
  3. Step 3: Cross multiply
    10,838.00x = 14,955.74 × 6,121.37
  4. Step 4: Simplify right side
    10,838.00x = 91,549,647.90
  5. Step 5: Solve for x
    x = 91,549,647.90/10,838.00
  6. Step 6: Final answer
    x = 8,447.10

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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.