Home / 2,625.68-3,937.61-1,457.46

Finding the Fourth Proportional to 2,625.68, 3,937.61 and 1,457.46

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Solution

The fourth proportional to 2,625.68, 3,937.61 and 1,457.46 is: 2,185.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.68 : 3,937.61 = 1,457.46 : x
  2. Step 2: Convert to fraction form
    2,625.68/3,937.61 = 1,457.46/x
  3. Step 3: Cross multiply
    2,625.68x = 3,937.61 × 1,457.46
  4. Step 4: Simplify right side
    2,625.68x = 5,738,912.71
  5. Step 5: Solve for x
    x = 5,738,912.71/2,625.68
  6. Step 6: Final answer
    x = 2,185.68

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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.