Home / 1,732.50-2,611.76-1,706.58

Finding the Fourth Proportional to 1,732.50, 2,611.76 and 1,706.58

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Solution

The fourth proportional to 1,732.50, 2,611.76 and 1,706.58 is: 2,572.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.50 : 2,611.76 = 1,706.58 : x
  2. Step 2: Convert to fraction form
    1,732.50/2,611.76 = 1,706.58/x
  3. Step 3: Cross multiply
    1,732.50x = 2,611.76 × 1,706.58
  4. Step 4: Simplify right side
    1,732.50x = 4,457,168.85
  5. Step 5: Solve for x
    x = 4,457,168.85/1,732.50
  6. Step 6: Final answer
    x = 2,572.68

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.