Home / 9,078.51-13,617.63-2,504.55

Finding the Fourth Proportional to 9,078.51, 13,617.63 and 2,504.55

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Solution

The fourth proportional to 9,078.51, 13,617.63 and 2,504.55 is: 3,756.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078.51 : 13,617.63 = 2,504.55 : x
  2. Step 2: Convert to fraction form
    9,078.51/13,617.63 = 2,504.55/x
  3. Step 3: Cross multiply
    9,078.51x = 13,617.63 × 2,504.55
  4. Step 4: Simplify right side
    9,078.51x = 34,106,035.22
  5. Step 5: Solve for x
    x = 34,106,035.22/9,078.51
  6. Step 6: Final answer
    x = 3,756.79

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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.