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Finding the Fourth Proportional to 10,586.58, 15,879.06 and 4,344.99

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Solution

The fourth proportional to 10,586.58, 15,879.06 and 4,344.99 is: 6,517.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,586.58 : 15,879.06 = 4,344.99 : x
  2. Step 2: Convert to fraction form
    10,586.58/15,879.06 = 4,344.99/x
  3. Step 3: Cross multiply
    10,586.58x = 15,879.06 × 4,344.99
  4. Step 4: Simplify right side
    10,586.58x = 68,994,356.91
  5. Step 5: Solve for x
    x = 68,994,356.91/10,586.58
  6. Step 6: Final answer
    x = 6,517.15

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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.