Home / 6,160.77-9,239.76-1,778.58

Finding the Fourth Proportional to 6,160.77, 9,239.76 and 1,778.58

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Solution

The fourth proportional to 6,160.77, 9,239.76 and 1,778.58 is: 2,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,160.77 : 9,239.76 = 1,778.58 : x
  2. Step 2: Convert to fraction form
    6,160.77/9,239.76 = 1,778.58/x
  3. Step 3: Cross multiply
    6,160.77x = 9,239.76 × 1,778.58
  4. Step 4: Simplify right side
    6,160.77x = 16,433,652.34
  5. Step 5: Solve for x
    x = 16,433,652.34/6,160.77
  6. Step 6: Final answer
    x = 2,667.47

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1.5x scale

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.