Home / 7,688.34-11,534.76-2,494.08

Finding the Fourth Proportional to 7,688.34, 11,534.76 and 2,494.08

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Solution

The fourth proportional to 7,688.34, 11,534.76 and 2,494.08 is: 3,741.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.34 : 11,534.76 = 2,494.08 : x
  2. Step 2: Convert to fraction form
    7,688.34/11,534.76 = 2,494.08/x
  3. Step 3: Cross multiply
    7,688.34x = 11,534.76 × 2,494.08
  4. Step 4: Simplify right side
    7,688.34x = 28,768,614.22
  5. Step 5: Solve for x
    x = 28,768,614.22/7,688.34
  6. Step 6: Final answer
    x = 3,741.85

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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.