Home / 2,576.61-3,555.36-1,457.73

Finding the Fourth Proportional to 2,576.61, 3,555.36 and 1,457.73

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Solution

The fourth proportional to 2,576.61, 3,555.36 and 1,457.73 is: 2,011.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576.61 : 3,555.36 = 1,457.73 : x
  2. Step 2: Convert to fraction form
    2,576.61/3,555.36 = 1,457.73/x
  3. Step 3: Cross multiply
    2,576.61x = 3,555.36 × 1,457.73
  4. Step 4: Simplify right side
    2,576.61x = 5,182,754.93
  5. Step 5: Solve for x
    x = 5,182,754.93/2,576.61
  6. Step 6: Final answer
    x = 2,011.46

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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.