Home / 5,645.10-8,467.96-2,354.88

Finding the Fourth Proportional to 5,645.10, 8,467.96 and 2,354.88

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Solution

The fourth proportional to 5,645.10, 8,467.96 and 2,354.88 is: 3,532.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645.10 : 8,467.96 = 2,354.88 : x
  2. Step 2: Convert to fraction form
    5,645.10/8,467.96 = 2,354.88/x
  3. Step 3: Cross multiply
    5,645.10x = 8,467.96 × 2,354.88
  4. Step 4: Simplify right side
    5,645.10x = 19,941,029.64
  5. Step 5: Solve for x
    x = 19,941,029.64/5,645.10
  6. Step 6: Final answer
    x = 3,532.45

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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.