Home / 11,065.49-15,262.79-6,585.79

Finding the Fourth Proportional to 11,065.49, 15,262.79 and 6,585.79

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Solution

The fourth proportional to 11,065.49, 15,262.79 and 6,585.79 is: 9,083.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,065.49 : 15,262.79 = 6,585.79 : x
  2. Step 2: Convert to fraction form
    11,065.49/15,262.79 = 6,585.79/x
  3. Step 3: Cross multiply
    11,065.49x = 15,262.79 × 6,585.79
  4. Step 4: Simplify right side
    11,065.49x = 100,517,420.51
  5. Step 5: Solve for x
    x = 100,517,420.51/11,065.49
  6. Step 6: Final answer
    x = 9,083.87

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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.