Home / 7,742.48-11,606.52-2,810.96

Finding the Fourth Proportional to 7,742.48, 11,606.52 and 2,810.96

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Solution

The fourth proportional to 7,742.48, 11,606.52 and 2,810.96 is: 4,213.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,742.48 : 11,606.52 = 2,810.96 : x
  2. Step 2: Convert to fraction form
    7,742.48/11,606.52 = 2,810.96/x
  3. Step 3: Cross multiply
    7,742.48x = 11,606.52 × 2,810.96
  4. Step 4: Simplify right side
    7,742.48x = 32,625,463.46
  5. Step 5: Solve for x
    x = 32,625,463.46/7,742.48
  6. Step 6: Final answer
    x = 4,213.83

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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.