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Finding the Fourth Proportional to 5,664.61, 8,497.77 and 2,889.76

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Solution

The fourth proportional to 5,664.61, 8,497.77 and 2,889.76 is: 4,335.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.61 : 8,497.77 = 2,889.76 : x
  2. Step 2: Convert to fraction form
    5,664.61/8,497.77 = 2,889.76/x
  3. Step 3: Cross multiply
    5,664.61x = 8,497.77 × 2,889.76
  4. Step 4: Simplify right side
    5,664.61x = 24,556,537.08
  5. Step 5: Solve for x
    x = 24,556,537.08/5,664.61
  6. Step 6: Final answer
    x = 4,335.08

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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.