Home / 10,305.06-14,219.73-7,162.26

Finding the Fourth Proportional to 10,305.06, 14,219.73 and 7,162.26

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Solution

The fourth proportional to 10,305.06, 14,219.73 and 7,162.26 is: 9,883.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305.06 : 14,219.73 = 7,162.26 : x
  2. Step 2: Convert to fraction form
    10,305.06/14,219.73 = 7,162.26/x
  3. Step 3: Cross multiply
    10,305.06x = 14,219.73 × 7,162.26
  4. Step 4: Simplify right side
    10,305.06x = 101,845,403.39
  5. Step 5: Solve for x
    x = 101,845,403.39/10,305.06
  6. Step 6: Final answer
    x = 9,883.05

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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.