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Finding the Fourth Proportional to 10,801.49, 14,907.98 and 6,324.98

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Solution

The fourth proportional to 10,801.49, 14,907.98 and 6,324.98 is: 8,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,801.49 : 14,907.98 = 6,324.98 : x
  2. Step 2: Convert to fraction form
    10,801.49/14,907.98 = 6,324.98/x
  3. Step 3: Cross multiply
    10,801.49x = 14,907.98 × 6,324.98
  4. Step 4: Simplify right side
    10,801.49x = 94,292,616.61
  5. Step 5: Solve for x
    x = 94,292,616.61/10,801.49
  6. Step 6: Final answer
    x = 8,729.60

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1.5x scale

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.