Home / 5,285.09-7,293.04-2,894.54

Finding the Fourth Proportional to 5,285.09, 7,293.04 and 2,894.54

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Solution

The fourth proportional to 5,285.09, 7,293.04 and 2,894.54 is: 3,994.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.09 : 7,293.04 = 2,894.54 : x
  2. Step 2: Convert to fraction form
    5,285.09/7,293.04 = 2,894.54/x
  3. Step 3: Cross multiply
    5,285.09x = 7,293.04 × 2,894.54
  4. Step 4: Simplify right side
    5,285.09x = 21,109,952.30
  5. Step 5: Solve for x
    x = 21,109,952.30/5,285.09
  6. Step 6: Final answer
    x = 3,994.24

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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.