Home / 11,711.40-17,567.33-4,312.05

Finding the Fourth Proportional to 11,711.40, 17,567.33 and 4,312.05

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Solution

The fourth proportional to 11,711.40, 17,567.33 and 4,312.05 is: 6,468.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,711.40 : 17,567.33 = 4,312.05 : x
  2. Step 2: Convert to fraction form
    11,711.40/17,567.33 = 4,312.05/x
  3. Step 3: Cross multiply
    11,711.40x = 17,567.33 × 4,312.05
  4. Step 4: Simplify right side
    11,711.40x = 75,751,205.33
  5. Step 5: Solve for x
    x = 75,751,205.33/11,711.40
  6. Step 6: Final answer
    x = 6,468.16

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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.