Home / 4,918.91-7,379.60-1,632.06

Finding the Fourth Proportional to 4,918.91, 7,379.60 and 1,632.06

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Solution

The fourth proportional to 4,918.91, 7,379.60 and 1,632.06 is: 2,448.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.91 : 7,379.60 = 1,632.06 : x
  2. Step 2: Convert to fraction form
    4,918.91/7,379.60 = 1,632.06/x
  3. Step 3: Cross multiply
    4,918.91x = 7,379.60 × 1,632.06
  4. Step 4: Simplify right side
    4,918.91x = 12,043,941.82
  5. Step 5: Solve for x
    x = 12,043,941.82/4,918.91
  6. Step 6: Final answer
    x = 2,448.50

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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.