Home / 7,669.77-11,497.35-2,472

Finding the Fourth Proportional to 7,669.77, 11,497.35 and 2,472

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Solution

The fourth proportional to 7,669.77, 11,497.35 and 2,472 is: 3,705.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669.77 : 11,497.35 = 2,472 : x
  2. Step 2: Convert to fraction form
    7,669.77/11,497.35 = 2,472/x
  3. Step 3: Cross multiply
    7,669.77x = 11,497.35 × 2,472
  4. Step 4: Simplify right side
    7,669.77x = 28,421,449.20
  5. Step 5: Solve for x
    x = 28,421,449.20/7,669.77
  6. Step 6: Final answer
    x = 3,705.65

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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.