Home / 10,764.89-16,147.34-2,973.71

Finding the Fourth Proportional to 10,764.89, 16,147.34 and 2,973.71

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Solution

The fourth proportional to 10,764.89, 16,147.34 and 2,973.71 is: 4,460.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764.89 : 16,147.34 = 2,973.71 : x
  2. Step 2: Convert to fraction form
    10,764.89/16,147.34 = 2,973.71/x
  3. Step 3: Cross multiply
    10,764.89x = 16,147.34 × 2,973.71
  4. Step 4: Simplify right side
    10,764.89x = 48,017,410.83
  5. Step 5: Solve for x
    x = 48,017,410.83/10,764.89
  6. Step 6: Final answer
    x = 4,460.56

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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.