Home / 4,223.55-6,335.33-3,239.40

Finding the Fourth Proportional to 4,223.55, 6,335.33 and 3,239.40

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Solution

The fourth proportional to 4,223.55, 6,335.33 and 3,239.40 is: 4,859.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.55 : 6,335.33 = 3,239.40 : x
  2. Step 2: Convert to fraction form
    4,223.55/6,335.33 = 3,239.40/x
  3. Step 3: Cross multiply
    4,223.55x = 6,335.33 × 3,239.40
  4. Step 4: Simplify right side
    4,223.55x = 20,522,651.81
  5. Step 5: Solve for x
    x = 20,522,651.81/4,223.55
  6. Step 6: Final answer
    x = 4,859.10

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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.