Home / 6,433.40-9,649.50-2,273.21

Finding the Fourth Proportional to 6,433.40, 9,649.50 and 2,273.21

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Solution

The fourth proportional to 6,433.40, 9,649.50 and 2,273.21 is: 3,409.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,433.40 : 9,649.50 = 2,273.21 : x
  2. Step 2: Convert to fraction form
    6,433.40/9,649.50 = 2,273.21/x
  3. Step 3: Cross multiply
    6,433.40x = 9,649.50 × 2,273.21
  4. Step 4: Simplify right side
    6,433.40x = 21,935,319.31
  5. Step 5: Solve for x
    x = 21,935,319.31/6,433.40
  6. Step 6: Final answer
    x = 3,409.60

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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.