Home / 7,666.89-11,501.96-2,472.63

Finding the Fourth Proportional to 7,666.89, 11,501.96 and 2,472.63

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Solution

The fourth proportional to 7,666.89, 11,501.96 and 2,472.63 is: 3,709.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666.89 : 11,501.96 = 2,472.63 : x
  2. Step 2: Convert to fraction form
    7,666.89/11,501.96 = 2,472.63/x
  3. Step 3: Cross multiply
    7,666.89x = 11,501.96 × 2,472.63
  4. Step 4: Simplify right side
    7,666.89x = 28,440,078.99
  5. Step 5: Solve for x
    x = 28,440,078.99/7,666.89
  6. Step 6: Final answer
    x = 3,709.47

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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.