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Finding the Fourth Proportional to 10,596.43, 14,625.93 and 6,615.15

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Solution

The fourth proportional to 10,596.43, 14,625.93 and 6,615.15 is: 9,130.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,596.43 : 14,625.93 = 6,615.15 : x
  2. Step 2: Convert to fraction form
    10,596.43/14,625.93 = 6,615.15/x
  3. Step 3: Cross multiply
    10,596.43x = 14,625.93 × 6,615.15
  4. Step 4: Simplify right side
    10,596.43x = 96,752,720.84
  5. Step 5: Solve for x
    x = 96,752,720.84/10,596.43
  6. Step 6: Final answer
    x = 9,130.69

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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.