Home / 5,030.05-6,941.40-2,791.92

Finding the Fourth Proportional to 5,030.05, 6,941.40 and 2,791.92

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Solution

The fourth proportional to 5,030.05, 6,941.40 and 2,791.92 is: 3,852.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.05 : 6,941.40 = 2,791.92 : x
  2. Step 2: Convert to fraction form
    5,030.05/6,941.40 = 2,791.92/x
  3. Step 3: Cross multiply
    5,030.05x = 6,941.40 × 2,791.92
  4. Step 4: Simplify right side
    5,030.05x = 19,379,840.47
  5. Step 5: Solve for x
    x = 19,379,840.47/5,030.05
  6. Step 6: Final answer
    x = 3,852.81

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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.