Home / 6,822.02-10,231.58-1,890.34

Finding the Fourth Proportional to 6,822.02, 10,231.58 and 1,890.34

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Solution

The fourth proportional to 6,822.02, 10,231.58 and 1,890.34 is: 2,835.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.02 : 10,231.58 = 1,890.34 : x
  2. Step 2: Convert to fraction form
    6,822.02/10,231.58 = 1,890.34/x
  3. Step 3: Cross multiply
    6,822.02x = 10,231.58 × 1,890.34
  4. Step 4: Simplify right side
    6,822.02x = 19,341,144.08
  5. Step 5: Solve for x
    x = 19,341,144.08/6,822.02
  6. Step 6: Final answer
    x = 2,835.10

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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.