Home / 5,031.63-6,943.14-2,906.64

Finding the Fourth Proportional to 5,031.63, 6,943.14 and 2,906.64

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Solution

The fourth proportional to 5,031.63, 6,943.14 and 2,906.64 is: 4,010.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.63 : 6,943.14 = 2,906.64 : x
  2. Step 2: Convert to fraction form
    5,031.63/6,943.14 = 2,906.64/x
  3. Step 3: Cross multiply
    5,031.63x = 6,943.14 × 2,906.64
  4. Step 4: Simplify right side
    5,031.63x = 20,181,208.45
  5. Step 5: Solve for x
    x = 20,181,208.45/5,031.63
  6. Step 6: Final answer
    x = 4,010.87

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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.