Home / 5,282.52-7,290.54-4,021.35

Finding the Fourth Proportional to 5,282.52, 7,290.54 and 4,021.35

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Solution

The fourth proportional to 5,282.52, 7,290.54 and 4,021.35 is: 5,549.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.52 : 7,290.54 = 4,021.35 : x
  2. Step 2: Convert to fraction form
    5,282.52/7,290.54 = 4,021.35/x
  3. Step 3: Cross multiply
    5,282.52x = 7,290.54 × 4,021.35
  4. Step 4: Simplify right side
    5,282.52x = 29,317,813.03
  5. Step 5: Solve for x
    x = 29,317,813.03/5,282.52
  6. Step 6: Final answer
    x = 5,549.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.