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Finding the Fourth Proportional to 10,800.42, 14,903.43 and 6,083.79

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Solution

The fourth proportional to 10,800.42, 14,903.43 and 6,083.79 is: 8,394.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.42 : 14,903.43 = 6,083.79 : x
  2. Step 2: Convert to fraction form
    10,800.42/14,903.43 = 6,083.79/x
  3. Step 3: Cross multiply
    10,800.42x = 14,903.43 × 6,083.79
  4. Step 4: Simplify right side
    10,800.42x = 90,669,338.40
  5. Step 5: Solve for x
    x = 90,669,338.40/10,800.42
  6. Step 6: Final answer
    x = 8,394.98

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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.