Home / 5,476.38-8,221.66-4,701.42

Finding the Fourth Proportional to 5,476.38, 8,221.66 and 4,701.42

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Solution

The fourth proportional to 5,476.38, 8,221.66 and 4,701.42 is: 7,058.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.38 : 8,221.66 = 4,701.42 : x
  2. Step 2: Convert to fraction form
    5,476.38/8,221.66 = 4,701.42/x
  3. Step 3: Cross multiply
    5,476.38x = 8,221.66 × 4,701.42
  4. Step 4: Simplify right side
    5,476.38x = 38,653,476.76
  5. Step 5: Solve for x
    x = 38,653,476.76/5,476.38
  6. Step 6: Final answer
    x = 7,058.22

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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.