Home / 10,222.25-14,110.31-7,536.60

Finding the Fourth Proportional to 10,222.25, 14,110.31 and 7,536.60

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Solution

The fourth proportional to 10,222.25, 14,110.31 and 7,536.60 is: 10,403.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,222.25 : 14,110.31 = 7,536.60 : x
  2. Step 2: Convert to fraction form
    10,222.25/14,110.31 = 7,536.60/x
  3. Step 3: Cross multiply
    10,222.25x = 14,110.31 × 7,536.60
  4. Step 4: Simplify right side
    10,222.25x = 106,343,724.66
  5. Step 5: Solve for x
    x = 106,343,724.66/10,222.25
  6. Step 6: Final answer
    x = 10,403.17

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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.