Home / 5,590.48-8,386.64-1,893.04

Finding the Fourth Proportional to 5,590.48, 8,386.64 and 1,893.04

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Solution

The fourth proportional to 5,590.48, 8,386.64 and 1,893.04 is: 2,839.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.48 : 8,386.64 = 1,893.04 : x
  2. Step 2: Convert to fraction form
    5,590.48/8,386.64 = 1,893.04/x
  3. Step 3: Cross multiply
    5,590.48x = 8,386.64 × 1,893.04
  4. Step 4: Simplify right side
    5,590.48x = 15,876,244.99
  5. Step 5: Solve for x
    x = 15,876,244.99/5,590.48
  6. Step 6: Final answer
    x = 2,839.87

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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.