Home / 5,666.31-8,494.59-2,154.36

Finding the Fourth Proportional to 5,666.31, 8,494.59 and 2,154.36

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Solution

The fourth proportional to 5,666.31, 8,494.59 and 2,154.36 is: 3,229.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.31 : 8,494.59 = 2,154.36 : x
  2. Step 2: Convert to fraction form
    5,666.31/8,494.59 = 2,154.36/x
  3. Step 3: Cross multiply
    5,666.31x = 8,494.59 × 2,154.36
  4. Step 4: Simplify right side
    5,666.31x = 18,300,404.91
  5. Step 5: Solve for x
    x = 18,300,404.91/5,666.31
  6. Step 6: Final answer
    x = 3,229.69

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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.