Home / 7,180.11-9,907.03-4,346.93

Finding the Fourth Proportional to 7,180.11, 9,907.03 and 4,346.93

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Solution

The fourth proportional to 7,180.11, 9,907.03 and 4,346.93 is: 5,997.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180.11 : 9,907.03 = 4,346.93 : x
  2. Step 2: Convert to fraction form
    7,180.11/9,907.03 = 4,346.93/x
  3. Step 3: Cross multiply
    7,180.11x = 9,907.03 × 4,346.93
  4. Step 4: Simplify right side
    7,180.11x = 43,065,179.82
  5. Step 5: Solve for x
    x = 43,065,179.82/7,180.11
  6. Step 6: Final answer
    x = 5,997.84

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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.