Home / 4,689.94-7,031.41-1,568.09

Finding the Fourth Proportional to 4,689.94, 7,031.41 and 1,568.09

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Solution

The fourth proportional to 4,689.94, 7,031.41 and 1,568.09 is: 2,350.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689.94 : 7,031.41 = 1,568.09 : x
  2. Step 2: Convert to fraction form
    4,689.94/7,031.41 = 1,568.09/x
  3. Step 3: Cross multiply
    4,689.94x = 7,031.41 × 1,568.09
  4. Step 4: Simplify right side
    4,689.94x = 11,025,897.37
  5. Step 5: Solve for x
    x = 11,025,897.37/4,689.94
  6. Step 6: Final answer
    x = 2,350.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.