Home / 5,043.43-6,956.28-3,889.35

Finding the Fourth Proportional to 5,043.43, 6,956.28 and 3,889.35

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Solution

The fourth proportional to 5,043.43, 6,956.28 and 3,889.35 is: 5,364.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.43 : 6,956.28 = 3,889.35 : x
  2. Step 2: Convert to fraction form
    5,043.43/6,956.28 = 3,889.35/x
  3. Step 3: Cross multiply
    5,043.43x = 6,956.28 × 3,889.35
  4. Step 4: Simplify right side
    5,043.43x = 27,055,407.62
  5. Step 5: Solve for x
    x = 27,055,407.62/5,043.43
  6. Step 6: Final answer
    x = 5,364.49

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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.