Home / 5,675.66-8,513.45-2,212.91

Finding the Fourth Proportional to 5,675.66, 8,513.45 and 2,212.91

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Solution

The fourth proportional to 5,675.66, 8,513.45 and 2,212.91 is: 3,319.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.66 : 8,513.45 = 2,212.91 : x
  2. Step 2: Convert to fraction form
    5,675.66/8,513.45 = 2,212.91/x
  3. Step 3: Cross multiply
    5,675.66x = 8,513.45 × 2,212.91
  4. Step 4: Simplify right side
    5,675.66x = 18,839,498.64
  5. Step 5: Solve for x
    x = 18,839,498.64/5,675.66
  6. Step 6: Final answer
    x = 3,319.35

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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.