Home / 7,647.69-11,476.39-3,265.18

Finding the Fourth Proportional to 7,647.69, 11,476.39 and 3,265.18

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Solution

The fourth proportional to 7,647.69, 11,476.39 and 3,265.18 is: 4,899.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647.69 : 11,476.39 = 3,265.18 : x
  2. Step 2: Convert to fraction form
    7,647.69/11,476.39 = 3,265.18/x
  3. Step 3: Cross multiply
    7,647.69x = 11,476.39 × 3,265.18
  4. Step 4: Simplify right side
    7,647.69x = 37,472,479.10
  5. Step 5: Solve for x
    x = 37,472,479.10/7,647.69
  6. Step 6: Final answer
    x = 4,899.84

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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.