Home / 5,282.61-7,275.29-4,083.18

Finding the Fourth Proportional to 5,282.61, 7,275.29 and 4,083.18

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Solution

The fourth proportional to 5,282.61, 7,275.29 and 4,083.18 is: 5,623.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.61 : 7,275.29 = 4,083.18 : x
  2. Step 2: Convert to fraction form
    5,282.61/7,275.29 = 4,083.18/x
  3. Step 3: Cross multiply
    5,282.61x = 7,275.29 × 4,083.18
  4. Step 4: Simplify right side
    5,282.61x = 29,706,305.38
  5. Step 5: Solve for x
    x = 29,706,305.38/5,282.61
  6. Step 6: Final answer
    x = 5,623.42

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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.