Home / 9,639.36-13,303.44-5,914.08

Finding the Fourth Proportional to 9,639.36, 13,303.44 and 5,914.08

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Solution

The fourth proportional to 9,639.36, 13,303.44 and 5,914.08 is: 8,162.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639.36 : 13,303.44 = 5,914.08 : x
  2. Step 2: Convert to fraction form
    9,639.36/13,303.44 = 5,914.08/x
  3. Step 3: Cross multiply
    9,639.36x = 13,303.44 × 5,914.08
  4. Step 4: Simplify right side
    9,639.36x = 78,677,608.44
  5. Step 5: Solve for x
    x = 78,677,608.44/9,639.36
  6. Step 6: Final answer
    x = 8,162.12

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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.