Home / 10,826.09-14,938.92-6,109.46

Finding the Fourth Proportional to 10,826.09, 14,938.92 and 6,109.46

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Solution

The fourth proportional to 10,826.09, 14,938.92 and 6,109.46 is: 8,430.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,826.09 : 14,938.92 = 6,109.46 : x
  2. Step 2: Convert to fraction form
    10,826.09/14,938.92 = 6,109.46/x
  3. Step 3: Cross multiply
    10,826.09x = 14,938.92 × 6,109.46
  4. Step 4: Simplify right side
    10,826.09x = 91,268,659.49
  5. Step 5: Solve for x
    x = 91,268,659.49/10,826.09
  6. Step 6: Final answer
    x = 8,430.44

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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.