Home / 6,507.57-8,981.66-3,713.07

Finding the Fourth Proportional to 6,507.57, 8,981.66 and 3,713.07

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Solution

The fourth proportional to 6,507.57, 8,981.66 and 3,713.07 is: 5,124.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507.57 : 8,981.66 = 3,713.07 : x
  2. Step 2: Convert to fraction form
    6,507.57/8,981.66 = 3,713.07/x
  3. Step 3: Cross multiply
    6,507.57x = 8,981.66 × 3,713.07
  4. Step 4: Simplify right side
    6,507.57x = 33,349,513.73
  5. Step 5: Solve for x
    x = 33,349,513.73/6,507.57
  6. Step 6: Final answer
    x = 5,124.73

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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.