Home / 6,433.20-9,637.07-5,040.05

Finding the Fourth Proportional to 6,433.20, 9,637.07 and 5,040.05

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Solution

The fourth proportional to 6,433.20, 9,637.07 and 5,040.05 is: 7,550.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,433.20 : 9,637.07 = 5,040.05 : x
  2. Step 2: Convert to fraction form
    6,433.20/9,637.07 = 5,040.05/x
  3. Step 3: Cross multiply
    6,433.20x = 9,637.07 × 5,040.05
  4. Step 4: Simplify right side
    6,433.20x = 48,571,241.27
  5. Step 5: Solve for x
    x = 48,571,241.27/6,433.20
  6. Step 6: Final answer
    x = 7,550.09

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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.