Home / 8,571.45-11,829.69-4,794.82

Finding the Fourth Proportional to 8,571.45, 11,829.69 and 4,794.82

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Solution

The fourth proportional to 8,571.45, 11,829.69 and 4,794.82 is: 6,617.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,571.45 : 11,829.69 = 4,794.82 : x
  2. Step 2: Convert to fraction form
    8,571.45/11,829.69 = 4,794.82/x
  3. Step 3: Cross multiply
    8,571.45x = 11,829.69 × 4,794.82
  4. Step 4: Simplify right side
    8,571.45x = 56,721,248.99
  5. Step 5: Solve for x
    x = 56,721,248.99/8,571.45
  6. Step 6: Final answer
    x = 6,617.47

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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.