Home / 6,125.72-8,458.25-4,707.17

Finding the Fourth Proportional to 6,125.72, 8,458.25 and 4,707.17

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Solution

The fourth proportional to 6,125.72, 8,458.25 and 4,707.17 is: 6,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.72 : 8,458.25 = 4,707.17 : x
  2. Step 2: Convert to fraction form
    6,125.72/8,458.25 = 4,707.17/x
  3. Step 3: Cross multiply
    6,125.72x = 8,458.25 × 4,707.17
  4. Step 4: Simplify right side
    6,125.72x = 39,814,413.02
  5. Step 5: Solve for x
    x = 39,814,413.02/6,125.72
  6. Step 6: Final answer
    x = 6,499.55

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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.