Home / 6,131.90-8,462.07-3,337.40

Finding the Fourth Proportional to 6,131.90, 8,462.07 and 3,337.40

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Solution

The fourth proportional to 6,131.90, 8,462.07 and 3,337.40 is: 4,605.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131.90 : 8,462.07 = 3,337.40 : x
  2. Step 2: Convert to fraction form
    6,131.90/8,462.07 = 3,337.40/x
  3. Step 3: Cross multiply
    6,131.90x = 8,462.07 × 3,337.40
  4. Step 4: Simplify right side
    6,131.90x = 28,241,333.57
  5. Step 5: Solve for x
    x = 28,241,333.57/6,131.90
  6. Step 6: Final answer
    x = 4,605.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.