Home / 5,282.30-7,288.89-2,924.30

Finding the Fourth Proportional to 5,282.30, 7,288.89 and 2,924.30

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Solution

The fourth proportional to 5,282.30, 7,288.89 and 2,924.30 is: 4,035.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.30 : 7,288.89 = 2,924.30 : x
  2. Step 2: Convert to fraction form
    5,282.30/7,288.89 = 2,924.30/x
  3. Step 3: Cross multiply
    5,282.30x = 7,288.89 × 2,924.30
  4. Step 4: Simplify right side
    5,282.30x = 21,314,901.03
  5. Step 5: Solve for x
    x = 21,314,901.03/5,282.30
  6. Step 6: Final answer
    x = 4,035.16

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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.