Home / 10,826.98-14,945.21-6,354.48

Finding the Fourth Proportional to 10,826.98, 14,945.21 and 6,354.48

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Solution

The fourth proportional to 10,826.98, 14,945.21 and 6,354.48 is: 8,771.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,826.98 : 14,945.21 = 6,354.48 : x
  2. Step 2: Convert to fraction form
    10,826.98/14,945.21 = 6,354.48/x
  3. Step 3: Cross multiply
    10,826.98x = 14,945.21 × 6,354.48
  4. Step 4: Simplify right side
    10,826.98x = 94,969,086.14
  5. Step 5: Solve for x
    x = 94,969,086.14/10,826.98
  6. Step 6: Final answer
    x = 8,771.52

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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.