Home / 7,752.36-11,628.38-2,487.17

Finding the Fourth Proportional to 7,752.36, 11,628.38 and 2,487.17

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Solution

The fourth proportional to 7,752.36, 11,628.38 and 2,487.17 is: 3,730.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,752.36 : 11,628.38 = 2,487.17 : x
  2. Step 2: Convert to fraction form
    7,752.36/11,628.38 = 2,487.17/x
  3. Step 3: Cross multiply
    7,752.36x = 11,628.38 × 2,487.17
  4. Step 4: Simplify right side
    7,752.36x = 28,921,687.31
  5. Step 5: Solve for x
    x = 28,921,687.31/7,752.36
  6. Step 6: Final answer
    x = 3,730.69

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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.