Home / 7,322.23-10,104.55-3,965.01

Finding the Fourth Proportional to 7,322.23, 10,104.55 and 3,965.01

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Solution

The fourth proportional to 7,322.23, 10,104.55 and 3,965.01 is: 5,471.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.23 : 10,104.55 = 3,965.01 : x
  2. Step 2: Convert to fraction form
    7,322.23/10,104.55 = 3,965.01/x
  3. Step 3: Cross multiply
    7,322.23x = 10,104.55 × 3,965.01
  4. Step 4: Simplify right side
    7,322.23x = 40,064,621.97
  5. Step 5: Solve for x
    x = 40,064,621.97/7,322.23
  6. Step 6: Final answer
    x = 5,471.65

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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.