Home / 5,503.36-8,255.05-1,607.77

Finding the Fourth Proportional to 5,503.36, 8,255.05 and 1,607.77

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Solution

The fourth proportional to 5,503.36, 8,255.05 and 1,607.77 is: 2,411.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.36 : 8,255.05 = 1,607.77 : x
  2. Step 2: Convert to fraction form
    5,503.36/8,255.05 = 1,607.77/x
  3. Step 3: Cross multiply
    5,503.36x = 8,255.05 × 1,607.77
  4. Step 4: Simplify right side
    5,503.36x = 13,272,181.60
  5. Step 5: Solve for x
    x = 13,272,181.60/5,503.36
  6. Step 6: Final answer
    x = 2,411.65

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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.