Home / 7,945.96-10,965.43-4,409.17

Finding the Fourth Proportional to 7,945.96, 10,965.43 and 4,409.17

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Solution

The fourth proportional to 7,945.96, 10,965.43 and 4,409.17 is: 6,084.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.96 : 10,965.43 = 4,409.17 : x
  2. Step 2: Convert to fraction form
    7,945.96/10,965.43 = 4,409.17/x
  3. Step 3: Cross multiply
    7,945.96x = 10,965.43 × 4,409.17
  4. Step 4: Simplify right side
    7,945.96x = 48,348,444.99
  5. Step 5: Solve for x
    x = 48,348,444.99/7,945.96
  6. Step 6: Final answer
    x = 6,084.66

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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.