Home / 4,712.78-6,503.22-2,587.96

Finding the Fourth Proportional to 4,712.78, 6,503.22 and 2,587.96

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Solution

The fourth proportional to 4,712.78, 6,503.22 and 2,587.96 is: 3,571.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.78 : 6,503.22 = 2,587.96 : x
  2. Step 2: Convert to fraction form
    4,712.78/6,503.22 = 2,587.96/x
  3. Step 3: Cross multiply
    4,712.78x = 6,503.22 × 2,587.96
  4. Step 4: Simplify right side
    4,712.78x = 16,830,073.23
  5. Step 5: Solve for x
    x = 16,830,073.23/4,712.78
  6. Step 6: Final answer
    x = 3,571.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.