Home / 2,591.94-3,576.96-1,457.80

Finding the Fourth Proportional to 2,591.94, 3,576.96 and 1,457.80

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Solution

The fourth proportional to 2,591.94, 3,576.96 and 1,457.80 is: 2,011.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591.94 : 3,576.96 = 1,457.80 : x
  2. Step 2: Convert to fraction form
    2,591.94/3,576.96 = 1,457.80/x
  3. Step 3: Cross multiply
    2,591.94x = 3,576.96 × 1,457.80
  4. Step 4: Simplify right side
    2,591.94x = 5,214,492.29
  5. Step 5: Solve for x
    x = 5,214,492.29/2,591.94
  6. Step 6: Final answer
    x = 2,011.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.