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Finding the Fourth Proportional to 4,447.94, 6,672.87 and 1,526.31

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Solution

The fourth proportional to 4,447.94, 6,672.87 and 1,526.31 is: 2,289.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.94 : 6,672.87 = 1,526.31 : x
  2. Step 2: Convert to fraction form
    4,447.94/6,672.87 = 1,526.31/x
  3. Step 3: Cross multiply
    4,447.94x = 6,672.87 × 1,526.31
  4. Step 4: Simplify right side
    4,447.94x = 10,184,868.21
  5. Step 5: Solve for x
    x = 10,184,868.21/4,447.94
  6. Step 6: Final answer
    x = 2,289.80

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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.