Home / 5,141.44-7,090.08-4,143.52

Finding the Fourth Proportional to 5,141.44, 7,090.08 and 4,143.52

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Solution

The fourth proportional to 5,141.44, 7,090.08 and 4,143.52 is: 5,713.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.44 : 7,090.08 = 4,143.52 : x
  2. Step 2: Convert to fraction form
    5,141.44/7,090.08 = 4,143.52/x
  3. Step 3: Cross multiply
    5,141.44x = 7,090.08 × 4,143.52
  4. Step 4: Simplify right side
    5,141.44x = 29,377,888.28
  5. Step 5: Solve for x
    x = 29,377,888.28/5,141.44
  6. Step 6: Final answer
    x = 5,713.94

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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.