Home / 2,213.04-3,319.58-569.55

Finding the Fourth Proportional to 2,213.04, 3,319.58 and 569.55

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Solution

The fourth proportional to 2,213.04, 3,319.58 and 569.55 is: 854.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213.04 : 3,319.58 = 569.55 : x
  2. Step 2: Convert to fraction form
    2,213.04/3,319.58 = 569.55/x
  3. Step 3: Cross multiply
    2,213.04x = 3,319.58 × 569.55
  4. Step 4: Simplify right side
    2,213.04x = 1,890,651.61
  5. Step 5: Solve for x
    x = 1,890,651.61/2,213.04
  6. Step 6: Final answer
    x = 854.33

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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.