Home / 5,587.42-7,711.57-3,197.49

Finding the Fourth Proportional to 5,587.42, 7,711.57 and 3,197.49

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Solution

The fourth proportional to 5,587.42, 7,711.57 and 3,197.49 is: 4,413.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.42 : 7,711.57 = 3,197.49 : x
  2. Step 2: Convert to fraction form
    5,587.42/7,711.57 = 3,197.49/x
  3. Step 3: Cross multiply
    5,587.42x = 7,711.57 × 3,197.49
  4. Step 4: Simplify right side
    5,587.42x = 24,657,621.41
  5. Step 5: Solve for x
    x = 24,657,621.41/5,587.42
  6. Step 6: Final answer
    x = 4,413.06

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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.