Home / 7,359.54-10,155.94-4,173.13

Finding the Fourth Proportional to 7,359.54, 10,155.94 and 4,173.13

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Solution

The fourth proportional to 7,359.54, 10,155.94 and 4,173.13 is: 5,758.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359.54 : 10,155.94 = 4,173.13 : x
  2. Step 2: Convert to fraction form
    7,359.54/10,155.94 = 4,173.13/x
  3. Step 3: Cross multiply
    7,359.54x = 10,155.94 × 4,173.13
  4. Step 4: Simplify right side
    7,359.54x = 42,382,060.93
  5. Step 5: Solve for x
    x = 42,382,060.93/7,359.54
  6. Step 6: Final answer
    x = 5,758.79

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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.