Home / 7,546.77-11,310.57-3,386.61

Finding the Fourth Proportional to 7,546.77, 11,310.57 and 3,386.61

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Solution

The fourth proportional to 7,546.77, 11,310.57 and 3,386.61 is: 5,075.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,546.77 : 11,310.57 = 3,386.61 : x
  2. Step 2: Convert to fraction form
    7,546.77/11,310.57 = 3,386.61/x
  3. Step 3: Cross multiply
    7,546.77x = 11,310.57 × 3,386.61
  4. Step 4: Simplify right side
    7,546.77x = 38,304,489.47
  5. Step 5: Solve for x
    x = 38,304,489.47/7,546.77
  6. Step 6: Final answer
    x = 5,075.61

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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.