Home / 7,786.18-11,681.43-4,493.26

Finding the Fourth Proportional to 7,786.18, 11,681.43 and 4,493.26

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Solution

The fourth proportional to 7,786.18, 11,681.43 and 4,493.26 is: 6,741.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786.18 : 11,681.43 = 4,493.26 : x
  2. Step 2: Convert to fraction form
    7,786.18/11,681.43 = 4,493.26/x
  3. Step 3: Cross multiply
    7,786.18x = 11,681.43 × 4,493.26
  4. Step 4: Simplify right side
    7,786.18x = 52,487,702.16
  5. Step 5: Solve for x
    x = 52,487,702.16/7,786.18
  6. Step 6: Final answer
    x = 6,741.14

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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.