Home / 7,476.80-10,318.95-4,831.97

Finding the Fourth Proportional to 7,476.80, 10,318.95 and 4,831.97

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Solution

The fourth proportional to 7,476.80, 10,318.95 and 4,831.97 is: 6,668.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476.80 : 10,318.95 = 4,831.97 : x
  2. Step 2: Convert to fraction form
    7,476.80/10,318.95 = 4,831.97/x
  3. Step 3: Cross multiply
    7,476.80x = 10,318.95 × 4,831.97
  4. Step 4: Simplify right side
    7,476.80x = 49,860,805.24
  5. Step 5: Solve for x
    x = 49,860,805.24/7,476.80
  6. Step 6: Final answer
    x = 6,668.74

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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.