Home / 2,576.85-3,555.97-1,457.92

Finding the Fourth Proportional to 2,576.85, 3,555.97 and 1,457.92

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Solution

The fourth proportional to 2,576.85, 3,555.97 and 1,457.92 is: 2,011.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576.85 : 3,555.97 = 1,457.92 : x
  2. Step 2: Convert to fraction form
    2,576.85/3,555.97 = 1,457.92/x
  3. Step 3: Cross multiply
    2,576.85x = 3,555.97 × 1,457.92
  4. Step 4: Simplify right side
    2,576.85x = 5,184,319.78
  5. Step 5: Solve for x
    x = 5,184,319.78/2,576.85
  6. Step 6: Final answer
    x = 2,011.88

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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.