Home / 4,287.00-6,425.20-2,530.22

Finding the Fourth Proportional to 4,287.00, 6,425.20 and 2,530.22

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Solution

The fourth proportional to 4,287.00, 6,425.20 and 2,530.22 is: 3,792.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.00 : 6,425.20 = 2,530.22 : x
  2. Step 2: Convert to fraction form
    4,287.00/6,425.20 = 2,530.22/x
  3. Step 3: Cross multiply
    4,287.00x = 6,425.20 × 2,530.22
  4. Step 4: Simplify right side
    4,287.00x = 16,257,156.89
  5. Step 5: Solve for x
    x = 16,257,156.89/4,287.00
  6. Step 6: Final answer
    x = 3,792.20

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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.