Home / 10,223.52-15,336.15-2,827.98

Finding the Fourth Proportional to 10,223.52, 15,336.15 and 2,827.98

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Solution

The fourth proportional to 10,223.52, 15,336.15 and 2,827.98 is: 4,242.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,223.52 : 15,336.15 = 2,827.98 : x
  2. Step 2: Convert to fraction form
    10,223.52/15,336.15 = 2,827.98/x
  3. Step 3: Cross multiply
    10,223.52x = 15,336.15 × 2,827.98
  4. Step 4: Simplify right side
    10,223.52x = 43,370,325.48
  5. Step 5: Solve for x
    x = 43,370,325.48/10,223.52
  6. Step 6: Final answer
    x = 4,242.21

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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.