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Finding the Fourth Proportional to 6,831.61, 10,250.65 and 4,063.74

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Solution

The fourth proportional to 6,831.61, 10,250.65 and 4,063.74 is: 6,097.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.61 : 10,250.65 = 4,063.74 : x
  2. Step 2: Convert to fraction form
    6,831.61/10,250.65 = 4,063.74/x
  3. Step 3: Cross multiply
    6,831.61x = 10,250.65 × 4,063.74
  4. Step 4: Simplify right side
    6,831.61x = 41,655,943.07
  5. Step 5: Solve for x
    x = 41,655,943.07/6,831.61
  6. Step 6: Final answer
    x = 6,097.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.