Home / 5,585.34-8,377.09-1,887.48

Finding the Fourth Proportional to 5,585.34, 8,377.09 and 1,887.48

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Solution

The fourth proportional to 5,585.34, 8,377.09 and 1,887.48 is: 2,830.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.34 : 8,377.09 = 1,887.48 : x
  2. Step 2: Convert to fraction form
    5,585.34/8,377.09 = 1,887.48/x
  3. Step 3: Cross multiply
    5,585.34x = 8,377.09 × 1,887.48
  4. Step 4: Simplify right side
    5,585.34x = 15,811,580.40
  5. Step 5: Solve for x
    x = 15,811,580.40/5,585.34
  6. Step 6: Final answer
    x = 2,830.91

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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.