Home / 6,821.93-10,228.51-2,875.75

Finding the Fourth Proportional to 6,821.93, 10,228.51 and 2,875.75

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Solution

The fourth proportional to 6,821.93, 10,228.51 and 2,875.75 is: 4,311.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821.93 : 10,228.51 = 2,875.75 : x
  2. Step 2: Convert to fraction form
    6,821.93/10,228.51 = 2,875.75/x
  3. Step 3: Cross multiply
    6,821.93x = 10,228.51 × 2,875.75
  4. Step 4: Simplify right side
    6,821.93x = 29,414,637.63
  5. Step 5: Solve for x
    x = 29,414,637.63/6,821.93
  6. Step 6: Final answer
    x = 4,311.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.