Home / 1,106.60-1,658.36-1,073.34

Finding the Fourth Proportional to 1,106.60, 1,658.36 and 1,073.34

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Solution

The fourth proportional to 1,106.60, 1,658.36 and 1,073.34 is: 1,608.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106.60 : 1,658.36 = 1,073.34 : x
  2. Step 2: Convert to fraction form
    1,106.60/1,658.36 = 1,073.34/x
  3. Step 3: Cross multiply
    1,106.60x = 1,658.36 × 1,073.34
  4. Step 4: Simplify right side
    1,106.60x = 1,779,982.96
  5. Step 5: Solve for x
    x = 1,779,982.96/1,106.60
  6. Step 6: Final answer
    x = 1,608.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.