Home / 4,320.61-6,451.58-3,433.12

Finding the Fourth Proportional to 4,320.61, 6,451.58 and 3,433.12

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Solution

The fourth proportional to 4,320.61, 6,451.58 and 3,433.12 is: 5,126.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.61 : 6,451.58 = 3,433.12 : x
  2. Step 2: Convert to fraction form
    4,320.61/6,451.58 = 3,433.12/x
  3. Step 3: Cross multiply
    4,320.61x = 6,451.58 × 3,433.12
  4. Step 4: Simplify right side
    4,320.61x = 22,149,040.78
  5. Step 5: Solve for x
    x = 22,149,040.78/4,320.61
  6. Step 6: Final answer
    x = 5,126.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.