Home / 6,433.73-9,642.65-3,798.56

Finding the Fourth Proportional to 6,433.73, 9,642.65 and 3,798.56

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Solution

The fourth proportional to 6,433.73, 9,642.65 and 3,798.56 is: 5,693.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,433.73 : 9,642.65 = 3,798.56 : x
  2. Step 2: Convert to fraction form
    6,433.73/9,642.65 = 3,798.56/x
  3. Step 3: Cross multiply
    6,433.73x = 9,642.65 × 3,798.56
  4. Step 4: Simplify right side
    6,433.73x = 36,628,189.70
  5. Step 5: Solve for x
    x = 36,628,189.70/6,433.73
  6. Step 6: Final answer
    x = 5,693.15

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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.