Home / 7,945.93-10,965.22-4,409.06

Finding the Fourth Proportional to 7,945.93, 10,965.22 and 4,409.06

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Solution

The fourth proportional to 7,945.93, 10,965.22 and 4,409.06 is: 6,084.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.93 : 10,965.22 = 4,409.06 : x
  2. Step 2: Convert to fraction form
    7,945.93/10,965.22 = 4,409.06/x
  3. Step 3: Cross multiply
    7,945.93x = 10,965.22 × 4,409.06
  4. Step 4: Simplify right side
    7,945.93x = 48,346,312.89
  5. Step 5: Solve for x
    x = 48,346,312.89/7,945.93
  6. Step 6: Final answer
    x = 6,084.41

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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.