Home / 5,366.94-7,402.64-5,186.31

Finding the Fourth Proportional to 5,366.94, 7,402.64 and 5,186.31

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Solution

The fourth proportional to 5,366.94, 7,402.64 and 5,186.31 is: 7,153.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,366.94 : 7,402.64 = 5,186.31 : x
  2. Step 2: Convert to fraction form
    5,366.94/7,402.64 = 5,186.31/x
  3. Step 3: Cross multiply
    5,366.94x = 7,402.64 × 5,186.31
  4. Step 4: Simplify right side
    5,366.94x = 38,392,359.93
  5. Step 5: Solve for x
    x = 38,392,359.93/5,366.94
  6. Step 6: Final answer
    x = 7,153.49

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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.