Home / 5,586.36-8,377.56-1,636.53

Finding the Fourth Proportional to 5,586.36, 8,377.56 and 1,636.53

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Solution

The fourth proportional to 5,586.36, 8,377.56 and 1,636.53 is: 2,454.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.36 : 8,377.56 = 1,636.53 : x
  2. Step 2: Convert to fraction form
    5,586.36/8,377.56 = 1,636.53/x
  3. Step 3: Cross multiply
    5,586.36x = 8,377.56 × 1,636.53
  4. Step 4: Simplify right side
    5,586.36x = 13,710,128.27
  5. Step 5: Solve for x
    x = 13,710,128.27/5,586.36
  6. Step 6: Final answer
    x = 2,454.21

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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.