Home / 8,979.83-13,461.43-4,587.60

Finding the Fourth Proportional to 8,979.83, 13,461.43 and 4,587.60

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Solution

The fourth proportional to 8,979.83, 13,461.43 and 4,587.60 is: 6,877.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,979.83 : 13,461.43 = 4,587.60 : x
  2. Step 2: Convert to fraction form
    8,979.83/13,461.43 = 4,587.60/x
  3. Step 3: Cross multiply
    8,979.83x = 13,461.43 × 4,587.60
  4. Step 4: Simplify right side
    8,979.83x = 61,755,656.27
  5. Step 5: Solve for x
    x = 61,755,656.27/8,979.83
  6. Step 6: Final answer
    x = 6,877.15

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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.