Home / 4,975.18-6,865.75-2,737.20

Finding the Fourth Proportional to 4,975.18, 6,865.75 and 2,737.20

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Solution

The fourth proportional to 4,975.18, 6,865.75 and 2,737.20 is: 3,777.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.18 : 6,865.75 = 2,737.20 : x
  2. Step 2: Convert to fraction form
    4,975.18/6,865.75 = 2,737.20/x
  3. Step 3: Cross multiply
    4,975.18x = 6,865.75 × 2,737.20
  4. Step 4: Simplify right side
    4,975.18x = 18,792,944.67
  5. Step 5: Solve for x
    x = 18,792,944.67/4,975.18
  6. Step 6: Final answer
    x = 3,777.34

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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.