Home / 4,245.36-6,365.56-2,515.20

Finding the Fourth Proportional to 4,245.36, 6,365.56 and 2,515.20

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Solution

The fourth proportional to 4,245.36, 6,365.56 and 2,515.20 is: 3,771.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.36 : 6,365.56 = 2,515.20 : x
  2. Step 2: Convert to fraction form
    4,245.36/6,365.56 = 2,515.20/x
  3. Step 3: Cross multiply
    4,245.36x = 6,365.56 × 2,515.20
  4. Step 4: Simplify right side
    4,245.36x = 16,010,656.51
  5. Step 5: Solve for x
    x = 16,010,656.51/4,245.36
  6. Step 6: Final answer
    x = 3,771.33

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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.