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Finding the Fourth Proportional to 5,878.93, 8,815.29 and 2,590.48

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Solution

The fourth proportional to 5,878.93, 8,815.29 and 2,590.48 is: 3,884.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,878.93 : 8,815.29 = 2,590.48 : x
  2. Step 2: Convert to fraction form
    5,878.93/8,815.29 = 2,590.48/x
  3. Step 3: Cross multiply
    5,878.93x = 8,815.29 × 2,590.48
  4. Step 4: Simplify right side
    5,878.93x = 22,835,832.44
  5. Step 5: Solve for x
    x = 22,835,832.44/5,878.93
  6. Step 6: Final answer
    x = 3,884.35

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1.5x scale

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.