Home / 7,710.24-11,558.43-2,776.43

Finding the Fourth Proportional to 7,710.24, 11,558.43 and 2,776.43

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Solution

The fourth proportional to 7,710.24, 11,558.43 and 2,776.43 is: 4,162.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710.24 : 11,558.43 = 2,776.43 : x
  2. Step 2: Convert to fraction form
    7,710.24/11,558.43 = 2,776.43/x
  3. Step 3: Cross multiply
    7,710.24x = 11,558.43 × 2,776.43
  4. Step 4: Simplify right side
    7,710.24x = 32,091,114.01
  5. Step 5: Solve for x
    x = 32,091,114.01/7,710.24
  6. Step 6: Final answer
    x = 4,162.14

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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.