Home / 11,017.59-16,532.43-4,777.65

Finding the Fourth Proportional to 11,017.59, 16,532.43 and 4,777.65

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Solution

The fourth proportional to 11,017.59, 16,532.43 and 4,777.65 is: 7,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.59 : 16,532.43 = 4,777.65 : x
  2. Step 2: Convert to fraction form
    11,017.59/16,532.43 = 4,777.65/x
  3. Step 3: Cross multiply
    11,017.59x = 16,532.43 × 4,777.65
  4. Step 4: Simplify right side
    11,017.59x = 78,986,164.19
  5. Step 5: Solve for x
    x = 78,986,164.19/11,017.59
  6. Step 6: Final answer
    x = 7,169.10

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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.