Home / 4,459.24-6,685.09-2,812.16

Finding the Fourth Proportional to 4,459.24, 6,685.09 and 2,812.16

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Solution

The fourth proportional to 4,459.24, 6,685.09 and 2,812.16 is: 4,215.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,459.24 : 6,685.09 = 2,812.16 : x
  2. Step 2: Convert to fraction form
    4,459.24/6,685.09 = 2,812.16/x
  3. Step 3: Cross multiply
    4,459.24x = 6,685.09 × 2,812.16
  4. Step 4: Simplify right side
    4,459.24x = 18,799,542.69
  5. Step 5: Solve for x
    x = 18,799,542.69/4,459.24
  6. Step 6: Final answer
    x = 4,215.86

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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.