Home / 7,382.42-11,058.78-3,673.40

Finding the Fourth Proportional to 7,382.42, 11,058.78 and 3,673.40

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Solution

The fourth proportional to 7,382.42, 11,058.78 and 3,673.40 is: 5,502.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.42 : 11,058.78 = 3,673.40 : x
  2. Step 2: Convert to fraction form
    7,382.42/11,058.78 = 3,673.40/x
  3. Step 3: Cross multiply
    7,382.42x = 11,058.78 × 3,673.40
  4. Step 4: Simplify right side
    7,382.42x = 40,623,322.45
  5. Step 5: Solve for x
    x = 40,623,322.45/7,382.42
  6. Step 6: Final answer
    x = 5,502.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.