Home / 7,646.34-11,462.70-2,715.32

Finding the Fourth Proportional to 7,646.34, 11,462.70 and 2,715.32

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Solution

The fourth proportional to 7,646.34, 11,462.70 and 2,715.32 is: 4,070.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,646.34 : 11,462.70 = 2,715.32 : x
  2. Step 2: Convert to fraction form
    7,646.34/11,462.70 = 2,715.32/x
  3. Step 3: Cross multiply
    7,646.34x = 11,462.70 × 2,715.32
  4. Step 4: Simplify right side
    7,646.34x = 31,124,898.56
  5. Step 5: Solve for x
    x = 31,124,898.56/7,646.34
  6. Step 6: Final answer
    x = 4,070.56

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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.