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Finding the Fourth Proportional to 11,852.53, 16,356.53 and 6,474.80

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Solution

The fourth proportional to 11,852.53, 16,356.53 and 6,474.80 is: 8,935.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,852.53 : 16,356.53 = 6,474.80 : x
  2. Step 2: Convert to fraction form
    11,852.53/16,356.53 = 6,474.80/x
  3. Step 3: Cross multiply
    11,852.53x = 16,356.53 × 6,474.80
  4. Step 4: Simplify right side
    11,852.53x = 105,905,317.52
  5. Step 5: Solve for x
    x = 105,905,317.52/11,852.53
  6. Step 6: Final answer
    x = 8,935.25

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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.