Home / 4,615.63-6,369.69-2,519.80

Finding the Fourth Proportional to 4,615.63, 6,369.69 and 2,519.80

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Solution

The fourth proportional to 4,615.63, 6,369.69 and 2,519.80 is: 3,477.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615.63 : 6,369.69 = 2,519.80 : x
  2. Step 2: Convert to fraction form
    4,615.63/6,369.69 = 2,519.80/x
  3. Step 3: Cross multiply
    4,615.63x = 6,369.69 × 2,519.80
  4. Step 4: Simplify right side
    4,615.63x = 16,050,344.86
  5. Step 5: Solve for x
    x = 16,050,344.86/4,615.63
  6. Step 6: Final answer
    x = 3,477.39

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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.