Home / 10,332.16-15,498.36-2,936.80

Finding the Fourth Proportional to 10,332.16, 15,498.36 and 2,936.80

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Solution

The fourth proportional to 10,332.16, 15,498.36 and 2,936.80 is: 4,405.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.16 : 15,498.36 = 2,936.80 : x
  2. Step 2: Convert to fraction form
    10,332.16/15,498.36 = 2,936.80/x
  3. Step 3: Cross multiply
    10,332.16x = 15,498.36 × 2,936.80
  4. Step 4: Simplify right side
    10,332.16x = 45,515,583.65
  5. Step 5: Solve for x
    x = 45,515,583.65/10,332.16
  6. Step 6: Final answer
    x = 4,405.23

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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.