Home / 6,724.86-9,280.53-3,740.82

Finding the Fourth Proportional to 6,724.86, 9,280.53 and 3,740.82

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Solution

The fourth proportional to 6,724.86, 9,280.53 and 3,740.82 is: 5,162.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,724.86 : 9,280.53 = 3,740.82 : x
  2. Step 2: Convert to fraction form
    6,724.86/9,280.53 = 3,740.82/x
  3. Step 3: Cross multiply
    6,724.86x = 9,280.53 × 3,740.82
  4. Step 4: Simplify right side
    6,724.86x = 34,716,792.23
  5. Step 5: Solve for x
    x = 34,716,792.23/6,724.86
  6. Step 6: Final answer
    x = 5,162.46

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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.