Home / 11,218.70-16,831.93-4,983.08

Finding the Fourth Proportional to 11,218.70, 16,831.93 and 4,983.08

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Solution

The fourth proportional to 11,218.70, 16,831.93 and 4,983.08 is: 7,476.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,218.70 : 16,831.93 = 4,983.08 : x
  2. Step 2: Convert to fraction form
    11,218.70/16,831.93 = 4,983.08/x
  3. Step 3: Cross multiply
    11,218.70x = 16,831.93 × 4,983.08
  4. Step 4: Simplify right side
    11,218.70x = 83,874,883.37
  5. Step 5: Solve for x
    x = 83,874,883.37/11,218.70
  6. Step 6: Final answer
    x = 7,476.34

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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.