Home / 11,156.48-16,724.80-4,235.84

Finding the Fourth Proportional to 11,156.48, 16,724.80 and 4,235.84

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Solution

The fourth proportional to 11,156.48, 16,724.80 and 4,235.84 is: 6,349.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,156.48 : 16,724.80 = 4,235.84 : x
  2. Step 2: Convert to fraction form
    11,156.48/16,724.80 = 4,235.84/x
  3. Step 3: Cross multiply
    11,156.48x = 16,724.80 × 4,235.84
  4. Step 4: Simplify right side
    11,156.48x = 70,843,576.83
  5. Step 5: Solve for x
    x = 70,843,576.83/11,156.48
  6. Step 6: Final answer
    x = 6,349.99

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1.5x scale

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.