Home / 11,324.04-15,634.57-7,356.45

Finding the Fourth Proportional to 11,324.04, 15,634.57 and 7,356.45

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Solution

The fourth proportional to 11,324.04, 15,634.57 and 7,356.45 is: 10,156.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324.04 : 15,634.57 = 7,356.45 : x
  2. Step 2: Convert to fraction form
    11,324.04/15,634.57 = 7,356.45/x
  3. Step 3: Cross multiply
    11,324.04x = 15,634.57 × 7,356.45
  4. Step 4: Simplify right side
    11,324.04x = 115,014,986.51
  5. Step 5: Solve for x
    x = 115,014,986.51/11,324.04
  6. Step 6: Final answer
    x = 10,156.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.