Home / 5,282.29-7,289.29-2,924.38

Finding the Fourth Proportional to 5,282.29, 7,289.29 and 2,924.38

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Solution

The fourth proportional to 5,282.29, 7,289.29 and 2,924.38 is: 4,035.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.29 : 7,289.29 = 2,924.38 : x
  2. Step 2: Convert to fraction form
    5,282.29/7,289.29 = 2,924.38/x
  3. Step 3: Cross multiply
    5,282.29x = 7,289.29 × 2,924.38
  4. Step 4: Simplify right side
    5,282.29x = 21,316,653.89
  5. Step 5: Solve for x
    x = 21,316,653.89/5,282.29
  6. Step 6: Final answer
    x = 4,035.49

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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.