Home / 3,208.98-4,814.10-1,565.55

Finding the Fourth Proportional to 3,208.98, 4,814.10 and 1,565.55

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Solution

The fourth proportional to 3,208.98, 4,814.10 and 1,565.55 is: 2,348.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208.98 : 4,814.10 = 1,565.55 : x
  2. Step 2: Convert to fraction form
    3,208.98/4,814.10 = 1,565.55/x
  3. Step 3: Cross multiply
    3,208.98x = 4,814.10 × 1,565.55
  4. Step 4: Simplify right side
    3,208.98x = 7,536,714.26
  5. Step 5: Solve for x
    x = 7,536,714.26/3,208.98
  6. Step 6: Final answer
    x = 2,348.64

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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.