Home / 11,251.50-16,865.73-4,681.50

Finding the Fourth Proportional to 11,251.50, 16,865.73 and 4,681.50

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Solution

The fourth proportional to 11,251.50, 16,865.73 and 4,681.50 is: 7,017.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.50 : 16,865.73 = 4,681.50 : x
  2. Step 2: Convert to fraction form
    11,251.50/16,865.73 = 4,681.50/x
  3. Step 3: Cross multiply
    11,251.50x = 16,865.73 × 4,681.50
  4. Step 4: Simplify right side
    11,251.50x = 78,956,915.00
  5. Step 5: Solve for x
    x = 78,956,915.00/11,251.50
  6. Step 6: Final answer
    x = 7,017.46

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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.