Home / 6,117.15-8,438.58-3,597.66

Finding the Fourth Proportional to 6,117.15, 8,438.58 and 3,597.66

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Solution

The fourth proportional to 6,117.15, 8,438.58 and 3,597.66 is: 4,962.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.15 : 8,438.58 = 3,597.66 : x
  2. Step 2: Convert to fraction form
    6,117.15/8,438.58 = 3,597.66/x
  3. Step 3: Cross multiply
    6,117.15x = 8,438.58 × 3,597.66
  4. Step 4: Simplify right side
    6,117.15x = 30,359,141.72
  5. Step 5: Solve for x
    x = 30,359,141.72/6,117.15
  6. Step 6: Final answer
    x = 4,962.96

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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.