Home / 2,576.21-3,555.30-1,737.05

Finding the Fourth Proportional to 2,576.21, 3,555.30 and 1,737.05

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Solution

The fourth proportional to 2,576.21, 3,555.30 and 1,737.05 is: 2,397.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576.21 : 3,555.30 = 1,737.05 : x
  2. Step 2: Convert to fraction form
    2,576.21/3,555.30 = 1,737.05/x
  3. Step 3: Cross multiply
    2,576.21x = 3,555.30 × 1,737.05
  4. Step 4: Simplify right side
    2,576.21x = 6,175,716.09
  5. Step 5: Solve for x
    x = 6,175,716.09/2,576.21
  6. Step 6: Final answer
    x = 2,397.21

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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.