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Finding the Fourth Proportional to 6,587.22, 9,089.31 and 6,254.82

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Solution

The fourth proportional to 6,587.22, 9,089.31 and 6,254.82 is: 8,630.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,587.22 : 9,089.31 = 6,254.82 : x
  2. Step 2: Convert to fraction form
    6,587.22/9,089.31 = 6,254.82/x
  3. Step 3: Cross multiply
    6,587.22x = 9,089.31 × 6,254.82
  4. Step 4: Simplify right side
    6,587.22x = 56,852,021.43
  5. Step 5: Solve for x
    x = 56,852,021.43/6,587.22
  6. Step 6: Final answer
    x = 8,630.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.