Home / 1,176.05-1,772.34-1,059.06

Finding the Fourth Proportional to 1,176.05, 1,772.34 and 1,059.06

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Solution

The fourth proportional to 1,176.05, 1,772.34 and 1,059.06 is: 1,596.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176.05 : 1,772.34 = 1,059.06 : x
  2. Step 2: Convert to fraction form
    1,176.05/1,772.34 = 1,059.06/x
  3. Step 3: Cross multiply
    1,176.05x = 1,772.34 × 1,059.06
  4. Step 4: Simplify right side
    1,176.05x = 1,877,025.02
  5. Step 5: Solve for x
    x = 1,877,025.02/1,176.05
  6. Step 6: Final answer
    x = 1,596.04

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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.