Home / 10,817.31-14,927.91-6,101.61

Finding the Fourth Proportional to 10,817.31, 14,927.91 and 6,101.61

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Solution

The fourth proportional to 10,817.31, 14,927.91 and 6,101.61 is: 8,420.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,817.31 : 14,927.91 = 6,101.61 : x
  2. Step 2: Convert to fraction form
    10,817.31/14,927.91 = 6,101.61/x
  3. Step 3: Cross multiply
    10,817.31x = 14,927.91 × 6,101.61
  4. Step 4: Simplify right side
    10,817.31x = 91,084,284.94
  5. Step 5: Solve for x
    x = 91,084,284.94/10,817.31
  6. Step 6: Final answer
    x = 8,420.23

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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.