Home / 11,017.50-16,532.82-4,776.36

Finding the Fourth Proportional to 11,017.50, 16,532.82 and 4,776.36

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Solution

The fourth proportional to 11,017.50, 16,532.82 and 4,776.36 is: 7,167.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.50 : 16,532.82 = 4,776.36 : x
  2. Step 2: Convert to fraction form
    11,017.50/16,532.82 = 4,776.36/x
  3. Step 3: Cross multiply
    11,017.50x = 16,532.82 × 4,776.36
  4. Step 4: Simplify right side
    11,017.50x = 78,966,700.14
  5. Step 5: Solve for x
    x = 78,966,700.14/11,017.50
  6. Step 6: Final answer
    x = 7,167.39

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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.