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Finding the Fourth Proportional to 10,625.58, 14,665.08 and 6,148.56

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Solution

The fourth proportional to 10,625.58, 14,665.08 and 6,148.56 is: 8,486.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,625.58 : 14,665.08 = 6,148.56 : x
  2. Step 2: Convert to fraction form
    10,625.58/14,665.08 = 6,148.56/x
  3. Step 3: Cross multiply
    10,625.58x = 14,665.08 × 6,148.56
  4. Step 4: Simplify right side
    10,625.58x = 90,169,124.28
  5. Step 5: Solve for x
    x = 90,169,124.28/10,625.58
  6. Step 6: Final answer
    x = 8,486.04

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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.