Home / 10,022.48-13,831.15-6,247.17

Finding the Fourth Proportional to 10,022.48, 13,831.15 and 6,247.17

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Solution

The fourth proportional to 10,022.48, 13,831.15 and 6,247.17 is: 8,621.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022.48 : 13,831.15 = 6,247.17 : x
  2. Step 2: Convert to fraction form
    10,022.48/13,831.15 = 6,247.17/x
  3. Step 3: Cross multiply
    10,022.48x = 13,831.15 × 6,247.17
  4. Step 4: Simplify right side
    10,022.48x = 86,405,545.35
  5. Step 5: Solve for x
    x = 86,405,545.35/10,022.48
  6. Step 6: Final answer
    x = 8,621.17

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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.