Home / 4,814.04-6,642.24-2,824.80

Finding the Fourth Proportional to 4,814.04, 6,642.24 and 2,824.80

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Solution

The fourth proportional to 4,814.04, 6,642.24 and 2,824.80 is: 3,897.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.04 : 6,642.24 = 2,824.80 : x
  2. Step 2: Convert to fraction form
    4,814.04/6,642.24 = 2,824.80/x
  3. Step 3: Cross multiply
    4,814.04x = 6,642.24 × 2,824.80
  4. Step 4: Simplify right side
    4,814.04x = 18,762,999.55
  5. Step 5: Solve for x
    x = 18,762,999.55/4,814.04
  6. Step 6: Final answer
    x = 3,897.56

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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.