Home / 4,192.77-6,289.43-2,457.75

Finding the Fourth Proportional to 4,192.77, 6,289.43 and 2,457.75

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Solution

The fourth proportional to 4,192.77, 6,289.43 and 2,457.75 is: 3,686.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.77 : 6,289.43 = 2,457.75 : x
  2. Step 2: Convert to fraction form
    4,192.77/6,289.43 = 2,457.75/x
  3. Step 3: Cross multiply
    4,192.77x = 6,289.43 × 2,457.75
  4. Step 4: Simplify right side
    4,192.77x = 15,457,834.29
  5. Step 5: Solve for x
    x = 15,457,834.29/4,192.77
  6. Step 6: Final answer
    x = 3,686.78

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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.