Home / 11,344.63-15,653.30-6,628.00

Finding the Fourth Proportional to 11,344.63, 15,653.30 and 6,628.00

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Solution

The fourth proportional to 11,344.63, 15,653.30 and 6,628.00 is: 9,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,344.63 : 15,653.30 = 6,628.00 : x
  2. Step 2: Convert to fraction form
    11,344.63/15,653.30 = 6,628.00/x
  3. Step 3: Cross multiply
    11,344.63x = 15,653.30 × 6,628.00
  4. Step 4: Simplify right side
    11,344.63x = 103,750,094.96
  5. Step 5: Solve for x
    x = 103,750,094.96/11,344.63
  6. Step 6: Final answer
    x = 9,145.30

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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.