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Finding the Fourth Proportional to 4,664.99, 6,998.31 and 1,544.15

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Solution

The fourth proportional to 4,664.99, 6,998.31 and 1,544.15 is: 2,316.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,664.99 : 6,998.31 = 1,544.15 : x
  2. Step 2: Convert to fraction form
    4,664.99/6,998.31 = 1,544.15/x
  3. Step 3: Cross multiply
    4,664.99x = 6,998.31 × 1,544.15
  4. Step 4: Simplify right side
    4,664.99x = 10,806,440.39
  5. Step 5: Solve for x
    x = 10,806,440.39/4,664.99
  6. Step 6: Final answer
    x = 2,316.50

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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.