Home / 9,995.82-13,790.43-6,263.34

Finding the Fourth Proportional to 9,995.82, 13,790.43 and 6,263.34

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Solution

The fourth proportional to 9,995.82, 13,790.43 and 6,263.34 is: 8,641.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,995.82 : 13,790.43 = 6,263.34 : x
  2. Step 2: Convert to fraction form
    9,995.82/13,790.43 = 6,263.34/x
  3. Step 3: Cross multiply
    9,995.82x = 13,790.43 × 6,263.34
  4. Step 4: Simplify right side
    9,995.82x = 86,374,151.84
  5. Step 5: Solve for x
    x = 86,374,151.84/9,995.82
  6. Step 6: Final answer
    x = 8,641.03

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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.