Home / 8,904.09-13,357.35-3,708.75

Finding the Fourth Proportional to 8,904.09, 13,357.35 and 3,708.75

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Solution

The fourth proportional to 8,904.09, 13,357.35 and 3,708.75 is: 5,563.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904.09 : 13,357.35 = 3,708.75 : x
  2. Step 2: Convert to fraction form
    8,904.09/13,357.35 = 3,708.75/x
  3. Step 3: Cross multiply
    8,904.09x = 13,357.35 × 3,708.75
  4. Step 4: Simplify right side
    8,904.09x = 49,539,071.81
  5. Step 5: Solve for x
    x = 49,539,071.81/8,904.09
  6. Step 6: Final answer
    x = 5,563.63

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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.