Home / 4,615.28-6,369.12-2,519.60

Finding the Fourth Proportional to 4,615.28, 6,369.12 and 2,519.60

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Solution

The fourth proportional to 4,615.28, 6,369.12 and 2,519.60 is: 3,477.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615.28 : 6,369.12 = 2,519.60 : x
  2. Step 2: Convert to fraction form
    4,615.28/6,369.12 = 2,519.60/x
  3. Step 3: Cross multiply
    4,615.28x = 6,369.12 × 2,519.60
  4. Step 4: Simplify right side
    4,615.28x = 16,047,634.75
  5. Step 5: Solve for x
    x = 16,047,634.75/4,615.28
  6. Step 6: Final answer
    x = 3,477.07

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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.