Home / 4,587.60-6,876.60-1,664.72

Finding the Fourth Proportional to 4,587.60, 6,876.60 and 1,664.72

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Solution

The fourth proportional to 4,587.60, 6,876.60 and 1,664.72 is: 2,495.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.60 : 6,876.60 = 1,664.72 : x
  2. Step 2: Convert to fraction form
    4,587.60/6,876.60 = 1,664.72/x
  3. Step 3: Cross multiply
    4,587.60x = 6,876.60 × 1,664.72
  4. Step 4: Simplify right side
    4,587.60x = 11,447,613.55
  5. Step 5: Solve for x
    x = 11,447,613.55/4,587.60
  6. Step 6: Final answer
    x = 2,495.34

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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.