Home / 6,875.08-9,487.67-3,731.27

Finding the Fourth Proportional to 6,875.08, 9,487.67 and 3,731.27

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Solution

The fourth proportional to 6,875.08, 9,487.67 and 3,731.27 is: 5,149.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.08 : 9,487.67 = 3,731.27 : x
  2. Step 2: Convert to fraction form
    6,875.08/9,487.67 = 3,731.27/x
  3. Step 3: Cross multiply
    6,875.08x = 9,487.67 × 3,731.27
  4. Step 4: Simplify right side
    6,875.08x = 35,400,992.35
  5. Step 5: Solve for x
    x = 35,400,992.35/6,875.08
  6. Step 6: Final answer
    x = 5,149.18

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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.