Home / 5,284.73-7,276.33-4,486.40

Finding the Fourth Proportional to 5,284.73, 7,276.33 and 4,486.40

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Solution

The fourth proportional to 5,284.73, 7,276.33 and 4,486.40 is: 6,177.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.73 : 7,276.33 = 4,486.40 : x
  2. Step 2: Convert to fraction form
    5,284.73/7,276.33 = 4,486.40/x
  3. Step 3: Cross multiply
    5,284.73x = 7,276.33 × 4,486.40
  4. Step 4: Simplify right side
    5,284.73x = 32,644,537.07
  5. Step 5: Solve for x
    x = 32,644,537.07/5,284.73
  6. Step 6: Final answer
    x = 6,177.14

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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.