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Finding the Fourth Proportional to 5,877.51, 8,819.12 and 2,590.18

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Solution

The fourth proportional to 5,877.51, 8,819.12 and 2,590.18 is: 3,886.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877.51 : 8,819.12 = 2,590.18 : x
  2. Step 2: Convert to fraction form
    5,877.51/8,819.12 = 2,590.18/x
  3. Step 3: Cross multiply
    5,877.51x = 8,819.12 × 2,590.18
  4. Step 4: Simplify right side
    5,877.51x = 22,843,108.24
  5. Step 5: Solve for x
    x = 22,843,108.24/5,877.51
  6. Step 6: Final answer
    x = 3,886.53

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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.