Home / 5,476.39-8,221.67-4,701.42

Finding the Fourth Proportional to 5,476.39, 8,221.67 and 4,701.42

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Solution

The fourth proportional to 5,476.39, 8,221.67 and 4,701.42 is: 7,058.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.39 : 8,221.67 = 4,701.42 : x
  2. Step 2: Convert to fraction form
    5,476.39/8,221.67 = 4,701.42/x
  3. Step 3: Cross multiply
    5,476.39x = 8,221.67 × 4,701.42
  4. Step 4: Simplify right side
    5,476.39x = 38,653,523.77
  5. Step 5: Solve for x
    x = 38,653,523.77/5,476.39
  6. Step 6: Final answer
    x = 7,058.21

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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.