Home / 10,747.46-14,831.70-6,272.48

Finding the Fourth Proportional to 10,747.46, 14,831.70 and 6,272.48

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Solution

The fourth proportional to 10,747.46, 14,831.70 and 6,272.48 is: 8,656.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,747.46 : 14,831.70 = 6,272.48 : x
  2. Step 2: Convert to fraction form
    10,747.46/14,831.70 = 6,272.48/x
  3. Step 3: Cross multiply
    10,747.46x = 14,831.70 × 6,272.48
  4. Step 4: Simplify right side
    10,747.46x = 93,031,541.62
  5. Step 5: Solve for x
    x = 93,031,541.62/10,747.46
  6. Step 6: Final answer
    x = 8,656.14

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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.