Home / 6,822.60-10,233.86-1,892.20

Finding the Fourth Proportional to 6,822.60, 10,233.86 and 1,892.20

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Solution

The fourth proportional to 6,822.60, 10,233.86 and 1,892.20 is: 2,838.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.60 : 10,233.86 = 1,892.20 : x
  2. Step 2: Convert to fraction form
    6,822.60/10,233.86 = 1,892.20/x
  3. Step 3: Cross multiply
    6,822.60x = 10,233.86 × 1,892.20
  4. Step 4: Simplify right side
    6,822.60x = 19,364,509.89
  5. Step 5: Solve for x
    x = 19,364,509.89/6,822.60
  6. Step 6: Final answer
    x = 2,838.29

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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.