Home / 10,810.52-14,927.82-6,838.68

Finding the Fourth Proportional to 10,810.52, 14,927.82 and 6,838.68

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Solution

The fourth proportional to 10,810.52, 14,927.82 and 6,838.68 is: 9,443.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,810.52 : 14,927.82 = 6,838.68 : x
  2. Step 2: Convert to fraction form
    10,810.52/14,927.82 = 6,838.68/x
  3. Step 3: Cross multiply
    10,810.52x = 14,927.82 × 6,838.68
  4. Step 4: Simplify right side
    10,810.52x = 102,086,614.41
  5. Step 5: Solve for x
    x = 102,086,614.41/10,810.52
  6. Step 6: Final answer
    x = 9,443.27

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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.