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Finding the Fourth Proportional to 10,626.77, 15,940.12 and 5,063.24

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Solution

The fourth proportional to 10,626.77, 15,940.12 and 5,063.24 is: 7,594.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,626.77 : 15,940.12 = 5,063.24 : x
  2. Step 2: Convert to fraction form
    10,626.77/15,940.12 = 5,063.24/x
  3. Step 3: Cross multiply
    10,626.77x = 15,940.12 × 5,063.24
  4. Step 4: Simplify right side
    10,626.77x = 80,708,653.19
  5. Step 5: Solve for x
    x = 80,708,653.19/10,626.77
  6. Step 6: Final answer
    x = 7,594.84

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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.