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Finding the Fourth Proportional to 10,494.84, 14,485.73 and 6,020.94

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Solution

The fourth proportional to 10,494.84, 14,485.73 and 6,020.94 is: 8,310.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,494.84 : 14,485.73 = 6,020.94 : x
  2. Step 2: Convert to fraction form
    10,494.84/14,485.73 = 6,020.94/x
  3. Step 3: Cross multiply
    10,494.84x = 14,485.73 × 6,020.94
  4. Step 4: Simplify right side
    10,494.84x = 87,217,681.08
  5. Step 5: Solve for x
    x = 87,217,681.08/10,494.84
  6. Step 6: Final answer
    x = 8,310.53

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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.