Home / 3,657.06-5,484.89-1,191.97

Finding the Fourth Proportional to 3,657.06, 5,484.89 and 1,191.97

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Solution

The fourth proportional to 3,657.06, 5,484.89 and 1,191.97 is: 1,787.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.06 : 5,484.89 = 1,191.97 : x
  2. Step 2: Convert to fraction form
    3,657.06/5,484.89 = 1,191.97/x
  3. Step 3: Cross multiply
    3,657.06x = 5,484.89 × 1,191.97
  4. Step 4: Simplify right side
    3,657.06x = 6,537,813.60
  5. Step 5: Solve for x
    x = 6,537,813.60/3,657.06
  6. Step 6: Final answer
    x = 1,787.72

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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.