Home / 7,636.77-11,453.33-5,580.99

Finding the Fourth Proportional to 7,636.77, 11,453.33 and 5,580.99

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Solution

The fourth proportional to 7,636.77, 11,453.33 and 5,580.99 is: 8,370.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636.77 : 11,453.33 = 5,580.99 : x
  2. Step 2: Convert to fraction form
    7,636.77/11,453.33 = 5,580.99/x
  3. Step 3: Cross multiply
    7,636.77x = 11,453.33 × 5,580.99
  4. Step 4: Simplify right side
    7,636.77x = 63,920,934.15
  5. Step 5: Solve for x
    x = 63,920,934.15/7,636.77
  6. Step 6: Final answer
    x = 8,370.15

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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.