Home / 4,764.40-6,567.96-3,189.76

Finding the Fourth Proportional to 4,764.40, 6,567.96 and 3,189.76

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Solution

The fourth proportional to 4,764.40, 6,567.96 and 3,189.76 is: 4,397.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,764.40 : 6,567.96 = 3,189.76 : x
  2. Step 2: Convert to fraction form
    4,764.40/6,567.96 = 3,189.76/x
  3. Step 3: Cross multiply
    4,764.40x = 6,567.96 × 3,189.76
  4. Step 4: Simplify right side
    4,764.40x = 20,950,216.09
  5. Step 5: Solve for x
    x = 20,950,216.09/4,764.40
  6. Step 6: Final answer
    x = 4,397.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.