Home / 11,870.46-17,803.86-4,850.22

Finding the Fourth Proportional to 11,870.46, 17,803.86 and 4,850.22

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Solution

The fourth proportional to 11,870.46, 17,803.86 and 4,850.22 is: 7,274.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,870.46 : 17,803.86 = 4,850.22 : x
  2. Step 2: Convert to fraction form
    11,870.46/17,803.86 = 4,850.22/x
  3. Step 3: Cross multiply
    11,870.46x = 17,803.86 × 4,850.22
  4. Step 4: Simplify right side
    11,870.46x = 86,352,637.85
  5. Step 5: Solve for x
    x = 86,352,637.85/11,870.46
  6. Step 6: Final answer
    x = 7,274.58

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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.