Home / 7,356.06-10,150.80-4,169.40

Finding the Fourth Proportional to 7,356.06, 10,150.80 and 4,169.40

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Solution

The fourth proportional to 7,356.06, 10,150.80 and 4,169.40 is: 5,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,356.06 : 10,150.80 = 4,169.40 : x
  2. Step 2: Convert to fraction form
    7,356.06/10,150.80 = 4,169.40/x
  3. Step 3: Cross multiply
    7,356.06x = 10,150.80 × 4,169.40
  4. Step 4: Simplify right side
    7,356.06x = 42,322,745.52
  5. Step 5: Solve for x
    x = 42,322,745.52/7,356.06
  6. Step 6: Final answer
    x = 5,753.45

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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.